Finding the Fourth Proportional to 73,542.72, 110,193.12 and 42,404.16

Step by Step Solution

1. Step 1: Write the proportion equation
   73,542.72 : 110,193.12 = 42,404.16 : x
2. Step 2: Convert to fraction form
   73,542.72/110,193.12 = 42,404.16/x
3. Step 3: Cross multiply
   73,542.72x = 110,193.12 × 42,404.16
4. Step 4: Simplify right side
   73,542.72x = 4,672,646,691.38
5. Step 5: Solve for x
   x = 4,672,646,691.38/73,542.72
6. Step 6: Final answer
   x = 63,536.50