can someone please explain how to do part 3a. the solution with the circled numbers i do not understand. thanks so much

Question #3 Part 3.A GT Industries has 6.5 million shares of common stock outstanding with a market price of $14 F share. The company also has outstanding preferred stock with a market value of $10 million, = 25,000 corporate bonds outstanding each with face value $1,000 and selling at 90% of face va on the bond market. The cost of equity is 14%, the cost of preferred is 10%, and the pre-tax of debt is 7.25%. GT's marginal corporate tax rate is 30%. What are the respective mar value weights for GT's common stock, preferred stock, and corporate bonds? What is firm's WACC? (7 Answer Key: EN Market value of common stock = 6.5 mil * $14 = $91,Q million (E/V = 0.7368) Market value of preferred = $10 million(P/V = 0.0810 Market value of debt = 25,000 * ($1000 90%) Market value of the firm = $123.5 million WACC= 14%*0.7368 + 10%*0.0810 + 7.25%*(1-0.30) *0.1822 = 12.05% %3D %3D $22.5 million (D/V = 0.1822) %3! %3D %3D