Finding the Fourth Proportional to 22,494.36, 31,042.38 and 12,422.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,494.36 : 31,042.38 = 12,422.52 : x
2. Step 2: Convert to fraction form
   22,494.36/31,042.38 = 12,422.52/x
3. Step 3: Cross multiply
   22,494.36x = 31,042.38 × 12,422.52
4. Step 4: Simplify right side
   22,494.36x = 385,624,586.40
5. Step 5: Solve for x
   x = 385,624,586.40/22,494.36
6. Step 6: Final answer
   x = 17,143.17