## Prealgebra (7th Edition)

$\frac{37x}{165}=\frac{814x}{3630}$
Cross multiply to find the missing numerator. $\frac{37x}{165}=\frac{N}{3630}$ $37x\times3630=165N$ $134310x=165N$ $134310x\div165=165N\div165$ $814x=N$ \$7414x=N