Finding the Fourth Proportional to 88,217.28, 132,348.15 and 38,285.22

Step by Step Solution

1. Step 1: Write the proportion equation
   88,217.28 : 132,348.15 = 38,285.22 : x
2. Step 2: Convert to fraction form
   88,217.28/132,348.15 = 38,285.22/x
3. Step 3: Cross multiply
   88,217.28x = 132,348.15 × 38,285.22
4. Step 4: Simplify right side
   88,217.28x = 5,066,978,039.34
5. Step 5: Solve for x
   x = 5,066,978,039.34/88,217.28
6. Step 6: Final answer
   x = 57,437.48