Finding the Fourth Proportional to 6,293.88, 8,685.90 and 3,499.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,293.88 : 8,685.90 = 3,499.32 : x
2. Step 2: Convert to fraction form
   6,293.88/8,685.90 = 3,499.32/x
3. Step 3: Cross multiply
   6,293.88x = 8,685.90 × 3,499.32
4. Step 4: Simplify right side
   6,293.88x = 30,394,743.59
5. Step 5: Solve for x
   x = 30,394,743.59/6,293.88
6. Step 6: Final answer
   x = 4,829.25