Finding the Fourth Proportional to 127,890,385.31, 176,488,607.31 and 69,152,909.87

Step by Step Solution

1. Step 1: Write the proportion equation
   127,890,385.31 : 176,488,607.31 = 69,152,909.87 : x
2. Step 2: Convert to fraction form
   127,890,385.31/176,488,607.31 = 69,152,909.87/x
3. Step 3: Cross multiply
   127,890,385.31x = 176,488,607.31 × 69,152,909.87
4. Step 4: Simplify right side
   127,890,385.31x = 12,204,700,754,390,254
5. Step 5: Solve for x
   x = 12,204,700,754,390,254/127,890,385.31
6. Step 6: Final answer
   x = 95,430,948.35