Finding the Fourth Proportional to 16,003.28, 22,084.98 and 8,929.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,003.28 : 22,084.98 = 8,929.55 : x
2. Step 2: Convert to fraction form
   16,003.28/22,084.98 = 8,929.55/x
3. Step 3: Cross multiply
   16,003.28x = 22,084.98 × 8,929.55
4. Step 4: Simplify right side
   16,003.28x = 197,208,933.16
5. Step 5: Solve for x
   x = 197,208,933.16/16,003.28
6. Step 6: Final answer
   x = 12,323.03