Finding the Fourth Proportional to 6,308.57, 9,459.61 and 3,389.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,308.57 : 9,459.61 = 3,389.33 : x
2. Step 2: Convert to fraction form
   6,308.57/9,459.61 = 3,389.33/x
3. Step 3: Cross multiply
   6,308.57x = 9,459.61 × 3,389.33
4. Step 4: Simplify right side
   6,308.57x = 32,061,739.96
5. Step 5: Solve for x
   x = 32,061,739.96/6,308.57
6. Step 6: Final answer
   x = 5,082.25