Finding the Fourth Proportional to 22,965.12, 34,443.90 and 8,171.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,965.12 : 34,443.90 = 8,171.82 : x
2. Step 2: Convert to fraction form
   22,965.12/34,443.90 = 8,171.82/x
3. Step 3: Cross multiply
   22,965.12x = 34,443.90 × 8,171.82
4. Step 4: Simplify right side
   22,965.12x = 281,469,350.90
5. Step 5: Solve for x
   x = 281,469,350.90/22,965.12
6. Step 6: Final answer
   x = 12,256.38