Finding the Fourth Proportional to 88,019.28, 132,033.24 and 28,830.96

Step by Step Solution

1. Step 1: Write the proportion equation
   88,019.28 : 132,033.24 = 28,830.96 : x
2. Step 2: Convert to fraction form
   88,019.28/132,033.24 = 28,830.96/x
3. Step 3: Cross multiply
   88,019.28x = 132,033.24 × 28,830.96
4. Step 4: Simplify right side
   88,019.28x = 3,806,645,061.11
5. Step 5: Solve for x
   x = 3,806,645,061.11/88,019.28
6. Step 6: Final answer
   x = 43,247.86