Finding the Fourth Proportional to 12,714.75, 17,546.49 and 7,049.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.75 : 17,546.49 = 7,049.61 : x
2. Step 2: Convert to fraction form
   12,714.75/17,546.49 = 7,049.61/x
3. Step 3: Cross multiply
   12,714.75x = 17,546.49 × 7,049.61
4. Step 4: Simplify right side
   12,714.75x = 123,695,911.37
5. Step 5: Solve for x
   x = 123,695,911.37/12,714.75
6. Step 6: Final answer
   x = 9,728.54