A $4\mathrm{.}35$ percent coupon municipal bond has $15$ years left to maturity and has a price quote of $107\mathrm{.}50.$ The bond can be called in eight years. The call premium is one year of coupon payments. $($Assume interest payments are semiannual and a par value of $$5,000.)$Compute the bonds current yield. $($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$Compute the yield to maturity. $($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$Compute the taxable equivalent yield $($for an investor in the $30$ percent marginal tax bracket$).($Do not round intermediate calculations. Round your answer to $2$ decimal places.$)$Compute the yield to call. $($