Finding the Fourth Proportional to 88,065.25, 132,097.41 and 21,505.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,065.25 : 132,097.41 = 21,505.72 : x
2. Step 2: Convert to fraction form
   88,065.25/132,097.41 = 21,505.72/x
3. Step 3: Cross multiply
   88,065.25x = 132,097.41 × 21,505.72
4. Step 4: Simplify right side
   88,065.25x = 2,840,849,912.19
5. Step 5: Solve for x
   x = 2,840,849,912.19/88,065.25
6. Step 6: Final answer
   x = 32,258.47