Finding the Fourth Proportional to 16,087.28, 22,200.88 and 9,013.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,087.28 : 22,200.88 = 9,013.54 : x
2. Step 2: Convert to fraction form
   16,087.28/22,200.88 = 9,013.54/x
3. Step 3: Cross multiply
   16,087.28x = 22,200.88 × 9,013.54
4. Step 4: Simplify right side
   16,087.28x = 200,108,519.92
5. Step 5: Solve for x
   x = 200,108,519.92/16,087.28
6. Step 6: Final answer
   x = 12,438.93