Finding the Fourth Proportional to 6,216.37, 8,578.17 and 3,562.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,216.37 : 8,578.17 = 3,562.81 : x
2. Step 2: Convert to fraction form
   6,216.37/8,578.17 = 3,562.81/x
3. Step 3: Cross multiply
   6,216.37x = 8,578.17 × 3,562.81
4. Step 4: Simplify right side
   6,216.37x = 30,562,389.86
5. Step 5: Solve for x
   x = 30,562,389.86/6,216.37
6. Step 6: Final answer
   x = 4,916.44