Capital Co. has a capital structure that is financed, based on current market values, with 28 percent debt, 17 percent...

Capital Co. has a capital structure that is financed, based on current market values, with 28 percent debt, 17 percent preferred shares, and 55 percent common shares. If the return offered to the investors for each of those sources is 9 percent, 10 percent, and 19 percent for debt, preferred shares, and common shares, respectively, then what is Capital’s after-tax WACC? Assume that the firm’s marginal tax rate is 40 percent.