Step 1
The formula is given as;
[tex]A=P(1+rt)[/tex]Where;
[tex]\begin{gathered} A=\text{ \$4816} \\ P=\text{ \$4300} \\ r=\frac{4}{100}=0.04\text{\%} \\ t=? \end{gathered}[/tex]Step 2
[tex]4816=4300(1+0.04(t))[/tex][tex]\begin{gathered} 4816=4300+172t \\ 4816-4300=172t \\ 172t=516 \\ t=\frac{516}{172} \\ t=3 \end{gathered}[/tex]Answer;
[tex]Time=3\text{ years}[/tex]