Finding the Fourth Proportional to 88,411.48, 132,615.92 and 21,851.62

Step by Step Solution

1. Step 1: Write the proportion equation
   88,411.48 : 132,615.92 = 21,851.62 : x
2. Step 2: Convert to fraction form
   88,411.48/132,615.92 = 21,851.62/x
3. Step 3: Cross multiply
   88,411.48x = 132,615.92 × 21,851.62
4. Step 4: Simplify right side
   88,411.48x = 2,897,871,917.45
5. Step 5: Solve for x
   x = 2,897,871,917.45/88,411.48
6. Step 6: Final answer
   x = 32,777.10