Finding the Fourth Proportional to 22,683.50, 31,304.27 and 12,612.97

Step by Step Solution

1. Step 1: Write the proportion equation
   22,683.50 : 31,304.27 = 12,612.97 : x
2. Step 2: Convert to fraction form
   22,683.50/31,304.27 = 12,612.97/x
3. Step 3: Cross multiply
   22,683.50x = 31,304.27 × 12,612.97
4. Step 4: Simplify right side
   22,683.50x = 394,839,755.32
5. Step 5: Solve for x
   x = 394,839,755.32/22,683.50
6. Step 6: Final answer
   x = 17,406.48