Finding the Fourth Proportional to 92,134.57, 137,251.01 and 89,346.82

Step by Step Solution

1. Step 1: Write the proportion equation
   92,134.57 : 137,251.01 = 89,346.82 : x
2. Step 2: Convert to fraction form
   92,134.57/137,251.01 = 89,346.82/x
3. Step 3: Cross multiply
   92,134.57x = 137,251.01 × 89,346.82
4. Step 4: Simplify right side
   92,134.57x = 12,262,941,285.29
5. Step 5: Solve for x
   x = 12,262,941,285.29/92,134.57
6. Step 6: Final answer
   x = 133,098.16