Answer:
=> x = 192
Step-by-step explanation:
[tex] \frac{144}{x} = \frac{x}{256} [/tex]
therefore we cross multiply x • x and 144 multiply 256
[tex] {x}^{2} = 144 \times 256[/tex]
multiply 144 by 256
[tex] {x}^{2} = 36864[/tex]
take √ 36864
[tex]x = 192[/tex]
