Finding the Fourth Proportional to 127,196.31, 175,522.95 and 73,472.61

Step by Step Solution

1. Step 1: Write the proportion equation
   127,196.31 : 175,522.95 = 73,472.61 : x
2. Step 2: Convert to fraction form
   127,196.31/175,522.95 = 73,472.61/x
3. Step 3: Cross multiply
   127,196.31x = 175,522.95 × 73,472.61
4. Step 4: Simplify right side
   127,196.31x = 12,896,129,251.40
5. Step 5: Solve for x
   x = 12,896,129,251.40/127,196.31
6. Step 6: Final answer
   x = 101,387.61