Finding the Fourth Proportional to 71,925.47, 99,257.15 and 40,096.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,925.47 : 99,257.15 = 40,096.42 : x
2. Step 2: Convert to fraction form
   71,925.47/99,257.15 = 40,096.42/x
3. Step 3: Cross multiply
   71,925.47x = 99,257.15 × 40,096.42
4. Step 4: Simplify right side
   71,925.47x = 3,979,856,000.96
5. Step 5: Solve for x
   x = 3,979,856,000.96/71,925.47
6. Step 6: Final answer
   x = 55,333.06