Finding the Fourth Proportional to 42,397.08, 63,612.18 and 15,759.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,397.08 : 63,612.18 = 15,759.42 : x
2. Step 2: Convert to fraction form
   42,397.08/63,612.18 = 15,759.42/x
3. Step 3: Cross multiply
   42,397.08x = 63,612.18 × 15,759.42
4. Step 4: Simplify right side
   42,397.08x = 1,002,491,061.74
5. Step 5: Solve for x
   x = 1,002,491,061.74/42,397.08
6. Step 6: Final answer
   x = 23,645.29