Finding the Fourth Proportional to 3,868.38, 5,336.33 and 2,449.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.38 : 5,336.33 = 2,449.56 : x
2. Step 2: Convert to fraction form
   3,868.38/5,336.33 = 2,449.56/x
3. Step 3: Cross multiply
   3,868.38x = 5,336.33 × 2,449.56
4. Step 4: Simplify right side
   3,868.38x = 13,071,648.27
5. Step 5: Solve for x
   x = 13,071,648.27/3,868.38
6. Step 6: Final answer
   x = 3,379.10