Finding the Fourth Proportional to 16,013.34, 22,099.50 and 8,939.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,013.34 : 22,099.50 = 8,939.61 : x
2. Step 2: Convert to fraction form
   16,013.34/22,099.50 = 8,939.61/x
3. Step 3: Cross multiply
   16,013.34x = 22,099.50 × 8,939.61
4. Step 4: Simplify right side
   16,013.34x = 197,560,911.20
5. Step 5: Solve for x
   x = 197,560,911.20/16,013.34
6. Step 6: Final answer
   x = 12,337.27