Finding the Fourth Proportional to 88,019.43, 132,028.61 and 28,854.69

Step by Step Solution

1. Step 1: Write the proportion equation
   88,019.43 : 132,028.61 = 28,854.69 : x
2. Step 2: Convert to fraction form
   88,019.43/132,028.61 = 28,854.69/x
3. Step 3: Cross multiply
   88,019.43x = 132,028.61 × 28,854.69
4. Step 4: Simplify right side
   88,019.43x = 3,809,644,468.41
5. Step 5: Solve for x
   x = 3,809,644,468.41/88,019.43
6. Step 6: Final answer
   x = 43,281.86