To solve for \( x \) in the equation
\[ \frac{x}{6} = 12, \]
you can multiply both sides of the equation by 6 to isolate \( x \):
\[ x = 12 \times 6. \]
Now, calculate \( 12 \times 6 \):
\[ 12 \times 6 = 72. \]
Therefore, \( x = 72 \).
So the solution is
\[ \boxed{72}. \]