If $f(x) $ is polynomial and $f(x).f(\large\frac{1}{x})$$=f(x)+f(\large\frac{1}{x})$ and $f(3)=28 $ then find $f(4)$

Question

$\begin{array}{1 1} 63 \\ 64 \\ 65 \\ 67 \end{array}$