Finding the Fourth Proportional to 6,103.57, 8,422.85 and 3,585.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,103.57 : 8,422.85 = 3,585.25 : x
2. Step 2: Convert to fraction form
   6,103.57/8,422.85 = 3,585.25/x
3. Step 3: Cross multiply
   6,103.57x = 8,422.85 × 3,585.25
4. Step 4: Simplify right side
   6,103.57x = 30,198,022.96
5. Step 5: Solve for x
   x = 30,198,022.96/6,103.57
6. Step 6: Final answer
   x = 4,947.60