Set up and evaluate a double integral to find the volume of the solid bounded by the graphs of the equations given below.

$\frac{2}{49}\frac{4}{49}\frac{49}{2}\frac{8}{49}\frac{16}{49}z=xy,z>0,x>0,7x$

$\frac{2}{49}$

$\frac{4}{49}$

$\frac{49}{2}$

$\frac{8}{49}$

$\frac{16}{49}$