Finding the Fourth Proportional to 88,082.10, 132,382.35 and 76,677.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,082.10 : 132,382.35 = 76,677.30 : x
2. Step 2: Convert to fraction form
   88,082.10/132,382.35 = 76,677.30/x
3. Step 3: Cross multiply
   88,082.10x = 132,382.35 × 76,677.30
4. Step 4: Simplify right side
   88,082.10x = 10,150,721,165.66
5. Step 5: Solve for x
   x = 10,150,721,165.66/88,082.10
6. Step 6: Final answer
   x = 115,241.59