Finding the Fourth Proportional to 127,140.52, 175,487.94 and 79,365.10

Step by Step Solution

1. Step 1: Write the proportion equation
   127,140.52 : 175,487.94 = 79,365.10 : x
2. Step 2: Convert to fraction form
   127,140.52/175,487.94 = 79,365.10/x
3. Step 3: Cross multiply
   127,140.52x = 175,487.94 × 79,365.10
4. Step 4: Simplify right side
   127,140.52x = 13,927,617,906.89
5. Step 5: Solve for x
   x = 13,927,617,906.89/127,140.52
6. Step 6: Final answer
   x = 109,545.08