Finding the Fourth Proportional to 127,140,155.88, 175,442,675.55 and 76,923,084.30

Step by Step Solution

1. Step 1: Write the proportion equation
   127,140,155.88 : 175,442,675.55 = 76,923,084.30 : x
2. Step 2: Convert to fraction form
   127,140,155.88/175,442,675.55 = 76,923,084.30/x
3. Step 3: Cross multiply
   127,140,155.88x = 175,442,675.55 × 76,923,084.30
4. Step 4: Simplify right side
   127,140,155.88x = 13,495,591,721,150,200
5. Step 5: Solve for x
   x = 13,495,591,721,150,200/127,140,155.88
6. Step 6: Final answer
   x = 106,147,358.62