Finding the Fourth Proportional to 6,245.37, 8,608.59 and 4,228.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,245.37 : 8,608.59 = 4,228.15 : x
2. Step 2: Convert to fraction form
   6,245.37/8,608.59 = 4,228.15/x
3. Step 3: Cross multiply
   6,245.37x = 8,608.59 × 4,228.15
4. Step 4: Simplify right side
   6,245.37x = 36,398,366.77
5. Step 5: Solve for x
   x = 36,398,366.77/6,245.37
6. Step 6: Final answer
   x = 5,828.06