Finding the Fourth Proportional to 125,892.78, 173,731.57 and 69,304.15

Step by Step Solution

1. Step 1: Write the proportion equation
   125,892.78 : 173,731.57 = 69,304.15 : x
2. Step 2: Convert to fraction form
   125,892.78/173,731.57 = 69,304.15/x
3. Step 3: Cross multiply
   125,892.78x = 173,731.57 × 69,304.15
4. Step 4: Simplify right side
   125,892.78x = 12,040,318,787.02
5. Step 5: Solve for x
   x = 12,040,318,787.02/125,892.78
6. Step 6: Final answer
   x = 95,639.47