Finding the Fourth Proportional to 6,222.25, 8,586.71 and 3,569.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,222.25 : 8,586.71 = 3,569.55 : x
2. Step 2: Convert to fraction form
   6,222.25/8,586.71 = 3,569.55/x
3. Step 3: Cross multiply
   6,222.25x = 8,586.71 × 3,569.55
4. Step 4: Simplify right side
   6,222.25x = 30,650,690.68
5. Step 5: Solve for x
   x = 30,650,690.68/6,222.25
6. Step 6: Final answer
   x = 4,925.98