Finding the Fourth Proportional to 22,961.12, 34,429.92 and 8,168.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,961.12 : 34,429.92 = 8,168.12 : x
2. Step 2: Convert to fraction form
   22,961.12/34,429.92 = 8,168.12/x
3. Step 3: Cross multiply
   22,961.12x = 34,429.92 × 8,168.12
4. Step 4: Simplify right side
   22,961.12x = 281,227,718.15
5. Step 5: Solve for x
   x = 281,227,718.15/22,961.12
6. Step 6: Final answer
   x = 12,248.00