Finding the Fourth Proportional to 72,737.82, 109,156.90 and 25,353.31

Step by Step Solution

1. Step 1: Write the proportion equation
   72,737.82 : 109,156.90 = 25,353.31 : x
2. Step 2: Convert to fraction form
   72,737.82/109,156.90 = 25,353.31/x
3. Step 3: Cross multiply
   72,737.82x = 109,156.90 × 25,353.31
4. Step 4: Simplify right side
   72,737.82x = 2,767,488,724.34
5. Step 5: Solve for x
   x = 2,767,488,724.34/72,737.82
6. Step 6: Final answer
   x = 38,047.45