You are given the following information for Lighting Power Company. Assume the company$$s tax rate is $25$ percent.

Debt:

$20,0006\mathrm{.}9$ percent coupon bonds outstanding, $$1,000$ par value, $23$ years to maturity, selling for $109$ percent of par; the bonds make semiannual payments.

Common stock: $530,000$ shares outstanding, selling for $$71$ per share; the beta is $1\mathrm{.}19.$

Preferred stock:

$23,500$ shares of $4\mathrm{.}7$ percent preferred stock outstanding, a $$100$ par value, currently selling for $$92$ per share.

Market: $7$ percent market risk premium and $5\mathrm{.}4$ percent risk$-$free rate.

What is the company's WACC? $($Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$