Finding the Fourth Proportional to 22,522.46, 31,081.57 and 12,451.06

Step by Step Solution

1. Step 1: Write the proportion equation
   22,522.46 : 31,081.57 = 12,451.06 : x
2. Step 2: Convert to fraction form
   22,522.46/31,081.57 = 12,451.06/x
3. Step 3: Cross multiply
   22,522.46x = 31,081.57 × 12,451.06
4. Step 4: Simplify right side
   22,522.46x = 386,998,337.56
5. Step 5: Solve for x
   x = 386,998,337.56/22,522.46
6. Step 6: Final answer
   x = 17,182.77