Finding the Fourth Proportional to 16,111.40, 22,234.18 and 9,037.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.40 : 22,234.18 = 9,037.80 : x
2. Step 2: Convert to fraction form
   16,111.40/22,234.18 = 9,037.80/x
3. Step 3: Cross multiply
   16,111.40x = 22,234.18 × 9,037.80
4. Step 4: Simplify right side
   16,111.40x = 200,948,072.00
5. Step 5: Solve for x
   x = 200,948,072.00/16,111.40
6. Step 6: Final answer
   x = 12,472.42