Finding the Fourth Proportional to 89,391.08, 134,086.50 and 22,831.28

Step by Step Solution

1. Step 1: Write the proportion equation
   89,391.08 : 134,086.50 = 22,831.28 : x
2. Step 2: Convert to fraction form
   89,391.08/134,086.50 = 22,831.28/x
3. Step 3: Cross multiply
   89,391.08x = 134,086.50 × 22,831.28
4. Step 4: Simplify right side
   89,391.08x = 3,061,366,425.72
5. Step 5: Solve for x
   x = 3,061,366,425.72/89,391.08
6. Step 6: Final answer
   x = 34,246.89