Finding the Fourth Proportional to 22,842.31, 31,522.18 and 12,633.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,842.31 : 31,522.18 = 12,633.34 : x
2. Step 2: Convert to fraction form
   22,842.31/31,522.18 = 12,633.34/x
3. Step 3: Cross multiply
   22,842.31x = 31,522.18 × 12,633.34
4. Step 4: Simplify right side
   22,842.31x = 398,230,389.88
5. Step 5: Solve for x
   x = 398,230,389.88/22,842.31
6. Step 6: Final answer
   x = 17,433.89