Sunshine Ltd$.$ has provided you with the following information about their capital structure:

Bonds $$ the company has $20,000$ bonds with a face value of $$100$ each and a coupon rate of $5\%$ with interest paid semi$-$annually. The current price of the bonds is $$98,$ and they have $14$ years to maturity. Flotation cost for debt is estimated at $5\mathrm{.}5\%$

Preference shares $$ There are $1$ million preference shares outstanding. The shares carry a stated dividend of $$1\mathrm{.}50$ per share and have a current market price of $$25$ per share. Flotation costs are estimated at $6\mathrm{.}5\%$

Common shares $$ There are $2\mathrm{.}5$ million shares outstanding. The current market price of the shares is $$45$ each. The shares paid a dividend of $$2\mathrm{.}50$ per share last year and investment analysists believe the dividends should grow at an average annual rate of $5\%$ for the foreseeable future. Flotation costs are estimated at $7\mathrm{.}5\%.$

Required: If the company has a tax rate of $35\%,$ calculate their weighted average cost of capital. $($Use $4$ decimal places when calculating rates$)$