Finding the Fourth Proportional to 127,706.88, 176,222.88 and 71,123.52

Step by Step Solution

1. Step 1: Write the proportion equation
   127,706.88 : 176,222.88 = 71,123.52 : x
2. Step 2: Convert to fraction form
   127,706.88/176,222.88 = 71,123.52/x
3. Step 3: Cross multiply
   127,706.88x = 176,222.88 × 71,123.52
4. Step 4: Simplify right side
   127,706.88x = 12,533,591,530.14
5. Step 5: Solve for x
   x = 12,533,591,530.14/127,706.88
6. Step 6: Final answer
   x = 98,143.43