Finding the Fourth Proportional to 3,766.53, 5,626.89 and 2,439.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.53 : 5,626.89 = 2,439.48 : x
2. Step 2: Convert to fraction form
   3,766.53/5,626.89 = 2,439.48/x
3. Step 3: Cross multiply
   3,766.53x = 5,626.89 × 2,439.48
4. Step 4: Simplify right side
   3,766.53x = 13,726,685.62
5. Step 5: Solve for x
   x = 13,726,685.62/3,766.53
6. Step 6: Final answer
   x = 3,644.39