(Weighted average cost of capita) The capital structure for the Carion Corporation is provided here: 3. The company plans to maintain its debt structure in the future. If the firm has an after-tax cost of debt of 7.6 percent, a cost of preferred stock of 13.8 percent, and a cost of common stock of 16.2 percent, what is the firm's weighted average cost of capital? The firm's weighted average cost of capital is %. (Round to two decimal places.) CAPITAL STRUCTURE ($000) Bonds Preferred stock Common stock $1,145 251 3,674 $5,070