You own a stock portfolio invested $18$ percent in Stock Q$,22$ percent in Stock R$,38$ percent in Stock S$,$ and $22$ percent in Stock T$.$ The

betas for these four stocks are $\mathrm{.}92,\mathrm{.}98,1\mathrm{.}38,$ and $1\mathrm{.}83,$ respectively. What is the portfolio beta?

Note: Do not round intermediate calculations and round your answer to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

Portfolio beta