Finding the Fourth Proportional to 16,049.37, 22,143.69 and 9,243.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,049.37 : 22,143.69 = 9,243.12 : x
2. Step 2: Convert to fraction form
   16,049.37/22,143.69 = 9,243.12/x
3. Step 3: Cross multiply
   16,049.37x = 22,143.69 × 9,243.12
4. Step 4: Simplify right side
   16,049.37x = 204,676,783.91
5. Step 5: Solve for x
   x = 204,676,783.91/16,049.37
6. Step 6: Final answer
   x = 12,752.95