Solve the Proportion $\frac { 18 } { 20 } = \frac { 126 } { 2 x }$

Multiple Choice

Solve the proportion. Round the result to three significant digits when necessary. $\frac { 18 } { 20 } = \frac { 126 } { 2 x }$

A) x = 69
B) x = 75
C) x = 70
D) x = 140
E) x = 67