Finding the Fourth Proportional to 3,943.55, 5,441.88 and 2,451.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,943.55 : 5,441.88 = 2,451.42 : x
2. Step 2: Convert to fraction form
   3,943.55/5,441.88 = 2,451.42/x
3. Step 3: Cross multiply
   3,943.55x = 5,441.88 × 2,451.42
4. Step 4: Simplify right side
   3,943.55x = 13,340,333.47
5. Step 5: Solve for x
   x = 13,340,333.47/3,943.55
6. Step 6: Final answer
   x = 3,382.83