Finding the Fourth Proportional to 6,308.46, 8,705.70 and 3,513.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,308.46 : 8,705.70 = 3,513.96 : x
2. Step 2: Convert to fraction form
   6,308.46/8,705.70 = 3,513.96/x
3. Step 3: Cross multiply
   6,308.46x = 8,705.70 × 3,513.96
4. Step 4: Simplify right side
   6,308.46x = 30,591,481.57
5. Step 5: Solve for x
   x = 30,591,481.57/6,308.46
6. Step 6: Final answer
   x = 4,849.28