Finding the Fourth Proportional to 88,052.10, 132,029.55 and 28,857.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,052.10 : 132,029.55 = 28,857.30 : x
2. Step 2: Convert to fraction form
   88,052.10/132,029.55 = 28,857.30/x
3. Step 3: Cross multiply
   88,052.10x = 132,029.55 × 28,857.30
4. Step 4: Simplify right side
   88,052.10x = 3,810,016,333.22
5. Step 5: Solve for x
   x = 3,810,016,333.22/88,052.10
6. Step 6: Final answer
   x = 43,270.02