Finding the Fourth Proportional to 6,443.02, 9,661.38 and 2,744.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.02 : 9,661.38 = 2,744.38 : x
2. Step 2: Convert to fraction form
   6,443.02/9,661.38 = 2,744.38/x
3. Step 3: Cross multiply
   6,443.02x = 9,661.38 × 2,744.38
4. Step 4: Simplify right side
   6,443.02x = 26,514,498.04
5. Step 5: Solve for x
   x = 26,514,498.04/6,443.02
6. Step 6: Final answer
   x = 4,115.23