Finding the Fourth Proportional to 88,028.56, 132,055.92 and 31,872.88

Step by Step Solution

1. Step 1: Write the proportion equation
   88,028.56 : 132,055.92 = 31,872.88 : x
2. Step 2: Convert to fraction form
   88,028.56/132,055.92 = 31,872.88/x
3. Step 3: Cross multiply
   88,028.56x = 132,055.92 × 31,872.88
4. Step 4: Simplify right side
   88,028.56x = 4,209,002,491.45
5. Step 5: Solve for x
   x = 4,209,002,491.45/88,028.56
6. Step 6: Final answer
   x = 47,814.06