Finding the Fourth Proportional to 125,235.92, 187,770.56 and 65,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   125,235.92 : 187,770.56 = 65,116.72 : x
2. Step 2: Convert to fraction form
   125,235.92/187,770.56 = 65,116.72/x
3. Step 3: Cross multiply
   125,235.92x = 187,770.56 × 65,116.72
4. Step 4: Simplify right side
   125,235.92x = 12,227,002,979.76
5. Step 5: Solve for x
   x = 12,227,002,979.76/125,235.92
6. Step 6: Final answer
   x = 97,631.76