Finding the Fourth Proportional to 6,078.77, 8,388.60 and 3,562.16

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078.77 : 8,388.60 = 3,562.16 : x
2. Step 2: Convert to fraction form
   6,078.77/8,388.60 = 3,562.16/x
3. Step 3: Cross multiply
   6,078.77x = 8,388.60 × 3,562.16
4. Step 4: Simplify right side
   6,078.77x = 29,881,493.43
5. Step 5: Solve for x
   x = 29,881,493.43/6,078.77
6. Step 6: Final answer
   x = 4,915.72