Finding the Fourth Proportional to 6,256.20, 8,632.72 and 3,567.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,256.20 : 8,632.72 = 3,567.78 : x
2. Step 2: Convert to fraction form
   6,256.20/8,632.72 = 3,567.78/x
3. Step 3: Cross multiply
   6,256.20x = 8,632.72 × 3,567.78
4. Step 4: Simplify right side
   6,256.20x = 30,799,645.76
5. Step 5: Solve for x
   x = 30,799,645.76/6,256.20
6. Step 6: Final answer
   x = 4,923.06