Finding the Fourth Proportional to 6,086.48, 8,399.31 and 3,434.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.48 : 8,399.31 = 3,434.75 : x
2. Step 2: Convert to fraction form
   6,086.48/8,399.31 = 3,434.75/x
3. Step 3: Cross multiply
   6,086.48x = 8,399.31 × 3,434.75
4. Step 4: Simplify right side
   6,086.48x = 28,849,530.02
5. Step 5: Solve for x
   x = 28,849,530.02/6,086.48
6. Step 6: Final answer
   x = 4,739.94