Finding the Fourth Proportional to 88,002.29, 131,990.06 and 28,836.65

Step by Step Solution

1. Step 1: Write the proportion equation
   88,002.29 : 131,990.06 = 28,836.65 : x
2. Step 2: Convert to fraction form
   88,002.29/131,990.06 = 28,836.65/x
3. Step 3: Cross multiply
   88,002.29x = 131,990.06 × 28,836.65
4. Step 4: Simplify right side
   88,002.29x = 3,806,150,359.57
5. Step 5: Solve for x
   x = 3,806,150,359.57/88,002.29
6. Step 6: Final answer
   x = 43,250.59