$($Weighted average cost of$$ capital$)$ The target capital structure for Jowers Manufacturing is $53$ percent common$$ stock, $15$ percent preferred$$ stock, and $32$ percent debt. If the cost of common equity for the firm is $19\mathrm{.}2$percent$,$ the cost of preferred stock is $12\mathrm{.}3$percent$,$ and the$$ before$-$tax cost of debt is $9\mathrm{.}3$percent$,$ what is$$ Jowers' cost of$$ capital? The$$ firm's tax rate is $34$ percent.