Finding the Fourth Proportional to 6,217.92, 8,580.72 and 3,566.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,217.92 : 8,580.72 = 3,566.04 : x
2. Step 2: Convert to fraction form
   6,217.92/8,580.72 = 3,566.04/x
3. Step 3: Cross multiply
   6,217.92x = 8,580.72 × 3,566.04
4. Step 4: Simplify right side
   6,217.92x = 30,599,190.75
5. Step 5: Solve for x
   x = 30,599,190.75/6,217.92
6. Step 6: Final answer
   x = 4,921.13