Finding the Fourth Proportional to 16,089.88, 22,205.28 and 9,016.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,089.88 : 22,205.28 = 9,016.96 : x
2. Step 2: Convert to fraction form
   16,089.88/22,205.28 = 9,016.96/x
3. Step 3: Cross multiply
   16,089.88x = 22,205.28 × 9,016.96
4. Step 4: Simplify right side
   16,089.88x = 200,224,121.55
5. Step 5: Solve for x
   x = 200,224,121.55/16,089.88
6. Step 6: Final answer
   x = 12,444.10