What should come in place of both x in the equation $$\frac{x}{{\sqrt {128} }} = \frac{{\sqrt {162} }}{x}$$

What should come in place of both x in the equation $$\frac{x}{{\sqrt

1.	What should come in place of both x in the equation $$\frac{x}{{\sqrt {128} }} = \frac{{\sqrt {162} }}{x}$$
A.	2
B.	4
C.	44
D.	96
Answer» B. 4