Finding the Fourth Proportional to 22,669.98, 31,284.75 and 12,599.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,669.98 : 31,284.75 = 12,599.37 : x
2. Step 2: Convert to fraction form
   22,669.98/31,284.75 = 12,599.37/x
3. Step 3: Cross multiply
   22,669.98x = 31,284.75 × 12,599.37
4. Step 4: Simplify right side
   22,669.98x = 394,168,140.61
5. Step 5: Solve for x
   x = 394,168,140.61/22,669.98
6. Step 6: Final answer
   x = 17,387.23