Finding the Fourth Proportional to 16,614, 22,901.76 and 10,938.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,614 : 22,901.76 = 10,938.96 : x
2. Step 2: Convert to fraction form
   16,614/22,901.76 = 10,938.96/x
3. Step 3: Cross multiply
   16,614x = 22,901.76 × 10,938.96
4. Step 4: Simplify right side
   16,614x = 250,521,436.57
5. Step 5: Solve for x
   x = 250,521,436.57/16,614
6. Step 6: Final answer
   x = 15,078.94