Finding the Fourth Proportional to 88,411.56, 132,616.02 and 21,851.68

Step by Step Solution

1. Step 1: Write the proportion equation
   88,411.56 : 132,616.02 = 21,851.68 : x
2. Step 2: Convert to fraction form
   88,411.56/132,616.02 = 21,851.68/x
3. Step 3: Cross multiply
   88,411.56x = 132,616.02 × 21,851.68
4. Step 4: Simplify right side
   88,411.56x = 2,897,882,831.91
5. Step 5: Solve for x
   x = 2,897,882,831.91/88,411.56
6. Step 6: Final answer
   x = 32,777.20