The following is the capital structure of your company.

Debt: $8,000$ bonds. $5\mathrm{.}7$ annual$\%$ coupon, with semiannual payments. $$1,000$ face value. $23$ years to maturity. Priced at $$1,050$ per bond.

Preferred stock: $17,500$ shares preferred stock. Priced at $$80$ per share. $$3\mathrm{.}50$ dividend per share.

Common Stock: $410,000$ shares. Priced at $$59$ per share. Beta is $1\mathrm{.}10.$

Market: $7\%$ market risk premium. $4\mathrm{.}5\%$ risk$-$free rate. Company$$s tax rate is $23\%.$

What is the company's Weighted Average Cost of Capital?