Finding the Fourth Proportional to 22,633.84, 31,234.22 and 12,561.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,633.84 : 31,234.22 = 12,561.69 : x
2. Step 2: Convert to fraction form
   22,633.84/31,234.22 = 12,561.69/x
3. Step 3: Cross multiply
   22,633.84x = 31,234.22 × 12,561.69
4. Step 4: Simplify right side
   22,633.84x = 392,354,589.03
5. Step 5: Solve for x
   x = 392,354,589.03/22,633.84
6. Step 6: Final answer
   x = 17,334.87