Finding the Fourth Proportional to 16,849.85, 23,245.25 and 9,772.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,849.85 : 23,245.25 = 9,772.16 : x
2. Step 2: Convert to fraction form
   16,849.85/23,245.25 = 9,772.16/x
3. Step 3: Cross multiply
   16,849.85x = 23,245.25 × 9,772.16
4. Step 4: Simplify right side
   16,849.85x = 227,156,137.15
5. Step 5: Solve for x
   x = 227,156,137.15/16,849.85
6. Step 6: Final answer
   x = 13,481.20