Finding the Fourth Proportional to 12,714.63, 17,545.88 and 7,049.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.63 : 17,545.88 = 7,049.28 : x
2. Step 2: Convert to fraction form
   12,714.63/17,545.88 = 7,049.28/x
3. Step 3: Cross multiply
   12,714.63x = 17,545.88 × 7,049.28
4. Step 4: Simplify right side
   12,714.63x = 123,685,785.72
5. Step 5: Solve for x
   x = 123,685,785.72/12,714.63
6. Step 6: Final answer
   x = 9,727.83