Please help on what im getting wrong

You are given the following information concerning Parrothead Enterprises: Debt: 9,800 7.3 percent coupon bonds outstanding, with 22 years to maturity and a quoted price of 106.00. These bonds have a par value of $1,000 and pay interest semiannually. Common stock: 265,000 shares of common stock selling for $65.30 per share. The stock has a beta of .98 and will pay a dividend of $3.50 next year. The dividend is expected to grow by 5.3 percent per year indefinitely. Preferred stock: 8,800 shares of 4.65 percent preferred stock selling at $94.80 per share. Market: 11.2 percent expected return, a risk-free rate of 4.00 percent, and a 23 percent tax rate. What is the firm's cost of each form of financing? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Answer is complete but not entirely correct. Aftertax cost of debt 5.21 % 4.91 % Cost of preferred stock Cost of equity 10.73 X % Calculate the WACC for the company. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) X Answer is complete but not entirely correct. WACC 8.18 X %