Finding the Fourth Proportional to 69,872.72, 96,426.33 and 38,042.15

Step by Step Solution

1. Step 1: Write the proportion equation
   69,872.72 : 96,426.33 = 38,042.15 : x
2. Step 2: Convert to fraction form
   69,872.72/96,426.33 = 38,042.15/x
3. Step 3: Cross multiply
   69,872.72x = 96,426.33 × 38,042.15
4. Step 4: Simplify right side
   69,872.72x = 3,668,264,909.81
5. Step 5: Solve for x
   x = 3,668,264,909.81/69,872.72
6. Step 6: Final answer
   x = 52,499.24