Your degree of risk aversion $($A$)$ is $3\mathrm{.}5.$ The risky asset's expected return is $12\mathrm{.}1\%,$ while the risk$-$free rate is $1\mathrm{.}6\%.$ The risky asset has a volatility of $15\%.$ You have $$4,000$ to invest. How much $($in $$)$ should you invest in the risky portfolio if you want to respect your degree of risk aversion?