$($Weighted average cost of capital$)$ The target capital structure for Jowers Manufacturing is $53$ percent common stock, $17$ percent preferred stock, and $30$ percent debt. If the cost of common equity for the firm is $20\mathrm{.}1$ percent, the cost of preferred stock is $11\mathrm{.}2$ percent, and the before$-$tax cost of debt is $10\mathrm{.}6$ percent, what is Jowers' cost of capital? The firm's tax rate is $34$ percent.