Finding the Fourth Proportional to 6,222.59, 8,580.57 and 4,806.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,222.59 : 8,580.57 = 4,806.50 : x
2. Step 2: Convert to fraction form
   6,222.59/8,580.57 = 4,806.50/x
3. Step 3: Cross multiply
   6,222.59x = 8,580.57 × 4,806.50
4. Step 4: Simplify right side
   6,222.59x = 41,242,466.80
5. Step 5: Solve for x
   x = 41,242,466.80/6,222.59
6. Step 6: Final answer
   x = 6,627.87