Finding the Fourth Proportional to 6,086.84, 8,399.97 and 3,963.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.84 : 8,399.97 = 3,963.42 : x
2. Step 2: Convert to fraction form
   6,086.84/8,399.97 = 3,963.42/x
3. Step 3: Cross multiply
   6,086.84x = 8,399.97 × 3,963.42
4. Step 4: Simplify right side
   6,086.84x = 33,292,609.10
5. Step 5: Solve for x
   x = 33,292,609.10/6,086.84
6. Step 6: Final answer
   x = 5,469.61