Finding the Fourth Proportional to 88,488.14, 132,658.72 and 35,147.21

Step by Step Solution

1. Step 1: Write the proportion equation
   88,488.14 : 132,658.72 = 35,147.21 : x
2. Step 2: Convert to fraction form
   88,488.14/132,658.72 = 35,147.21/x
3. Step 3: Cross multiply
   88,488.14x = 132,658.72 × 35,147.21
4. Step 4: Simplify right side
   88,488.14x = 4,662,583,139.01
5. Step 5: Solve for x
   x = 4,662,583,139.01/88,488.14
6. Step 6: Final answer
   x = 52,691.62