Finding the Fourth Proportional to 89,147.52, 132,935.58 and 88,348.05

Step by Step Solution

1. Step 1: Write the proportion equation
   89,147.52 : 132,935.58 = 88,348.05 : x
2. Step 2: Convert to fraction form
   89,147.52/132,935.58 = 88,348.05/x
3. Step 3: Cross multiply
   89,147.52x = 132,935.58 × 88,348.05
4. Step 4: Simplify right side
   89,147.52x = 11,744,599,268.62
5. Step 5: Solve for x
   x = 11,744,599,268.62/89,147.52
6. Step 6: Final answer
   x = 131,743.42