Finding the Fourth Proportional to 127,109.57, 175,407.87 and 69,748.71

Step by Step Solution

1. Step 1: Write the proportion equation
   127,109.57 : 175,407.87 = 69,748.71 : x
2. Step 2: Convert to fraction form
   127,109.57/175,407.87 = 69,748.71/x
3. Step 3: Cross multiply
   127,109.57x = 175,407.87 × 69,748.71
4. Step 4: Simplify right side
   127,109.57x = 12,234,472,833.31
5. Step 5: Solve for x
   x = 12,234,472,833.31/127,109.57
6. Step 6: Final answer
   x = 96,251.39