Finding the Fourth Proportional to 88,078.50, 132,131.52 and 28,900.71

Step by Step Solution

1. Step 1: Write the proportion equation
   88,078.50 : 132,131.52 = 28,900.71 : x
2. Step 2: Convert to fraction form
   88,078.50/132,131.52 = 28,900.71/x
3. Step 3: Cross multiply
   88,078.50x = 132,131.52 × 28,900.71
4. Step 4: Simplify right side
   88,078.50x = 3,818,694,741.38
5. Step 5: Solve for x
   x = 3,818,694,741.38/88,078.50
6. Step 6: Final answer
   x = 43,355.58