Finding the Fourth Proportional to 3,949.29, 5,449.77 and 2,357.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,949.29 : 5,449.77 = 2,357.73 : x
2. Step 2: Convert to fraction form
   3,949.29/5,449.77 = 2,357.73/x
3. Step 3: Cross multiply
   3,949.29x = 5,449.77 × 2,357.73
4. Step 4: Simplify right side
   3,949.29x = 12,849,086.22
5. Step 5: Solve for x
   x = 12,849,086.22/3,949.29
6. Step 6: Final answer
   x = 3,253.52