Finding the Fourth Proportional to 6,086.39, 8,400.42 and 3,433.85

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.39 : 8,400.42 = 3,433.85 : x
2. Step 2: Convert to fraction form
   6,086.39/8,400.42 = 3,433.85/x
3. Step 3: Cross multiply
   6,086.39x = 8,400.42 × 3,433.85
4. Step 4: Simplify right side
   6,086.39x = 28,845,782.22
5. Step 5: Solve for x
   x = 28,845,782.22/6,086.39
6. Step 6: Final answer
   x = 4,739.39