Suppose you invest in two assets. Asset A has a mean return of $2\mathrm{.}74\%$ and asset B has a mean return of $1\mathrm{.}10\%.$ Asset A$\text{'}$s returns have a standard deviation of $3\mathrm{.}62,$ asset B$\text{'}$s returns have a standard deviation of $5\mathrm{.}88,$ and the two assets have a covariance of $0\mathrm{.}8.$ You invested $28\%$ in asset A$.$ What is the overall standard deviation of your portfolio?