Finding the Fourth Proportional to 22,665.74, 31,283.69 and 12,597.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,665.74 : 31,283.69 = 12,597.62 : x
2. Step 2: Convert to fraction form
   22,665.74/31,283.69 = 12,597.62/x
3. Step 3: Cross multiply
   22,665.74x = 31,283.69 × 12,597.62
4. Step 4: Simplify right side
   22,665.74x = 394,099,819.41
5. Step 5: Solve for x
   x = 394,099,819.41/22,665.74
6. Step 6: Final answer
   x = 17,387.47