Excel Online Structured Activity: Hamada equation Situational Software Co. (SSC) is trying to establish its optimal capital structure. Its current capital structure consists of 25% debt and 75% equity; however, the CEO believes that the firm should use more debt. The risk-free rate, rRF, is 3%; the market risk premium, RPM, Is 7\%; and the firm's tax rate is 40%, Currently, SSC's cost of equity is 12%, which is determined by the CAPM. The data has been collected in the Microsoft Excel Online fle below. Open the spreadsheet and perform the required analysis to answer the question below. What would be SSC's estimated cost of equity if it changed its capital structure to 50% debt and 50% equity? Round your answer to two decimal places. Do not round intermediate steps. 16 Hamada equation Original % debt in capital structure, wd 4 Original % common equity in capital structure, wc=1B3 \begin{tabular}{|l|l|r|} \hline 5 & Risk-free rate, rif & 3.00% \\ \hline 6 & Market risk premium, RPm & 7.00% \\ \hline 7 & Tax rate, T & 40.00% \\ \hline 8 & Firm's cost of equity, I s & 12.00% \\ \hline \end{tabular} 9 Formulas 10. Calculation of firm's current beta: 11 Firm's current beta, bi FFORMULATEXT(B11) 12. 13 Calculation of firm's unlevered beta: 14 Firm's unlevered beta, bu FFORMULATEXT(B14) 15 16. Now \% of dobt in capital structure, Wather 50.00% 17 New % of common equity in caphal structure, w, tiow 50,00% 11 Firm's current beta, bi 12 13 Calculation of firm's unlevered beta: 14 Firm's unlevered beta, bu =FORMULATEXT(B14) 15 16 New % of debt in capital structure, whine 17 New % of common equity in capital structure, we Nem 50.00% 18 19 Calculation of firm's new beta: 20 Firm's new beta, buser EFORMULATEXT(B20) 21 22 Calculation of firm's new cost of equity: 23 Firm's new cost of equity, fove. EFORMULATEXT(B23)