Finding the Fourth Proportional to 6,308.25, 8,705.69 and 3,513.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,308.25 : 8,705.69 = 3,513.75 : x
2. Step 2: Convert to fraction form
   6,308.25/8,705.69 = 3,513.75/x
3. Step 3: Cross multiply
   6,308.25x = 8,705.69 × 3,513.75
4. Step 4: Simplify right side
   6,308.25x = 30,589,600.67
5. Step 5: Solve for x
   x = 30,589,600.67/6,308.25
6. Step 6: Final answer
   x = 4,849.14