Please make sure to include detailed step-by-step calculations. If possible, describe your thought process in each step so I can learn the methodology for future problems. Will leave a thumbs up if answer is detailed! Thank you :)

Problem 4 (calculating the WACC) A firm plans on financing a major new computerization program by using the following snurces of capital consistent with its long-run target capital structure. After-tax underwriting and issuing expenses for all three forms of new capital are 4%. Debt will be raised by issuing $1,000 face value bonds carrying a coupon interest rate of 12%. The preferred shares priced at $40 per share will carry $3.60 dividend per share. The firm's common shares are currently trading at $50 per share. It is anticipated that the per-share dividend, D1, at the end of the current period would be $2.50, which is expected to grow steadily at 10% over the foresecable future. The Corporate tax rate is 40%. What is the firm's WACC