Finding the Fourth Proportional to 6,118.75, 8,443.16 and 3,600.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118.75 : 8,443.16 = 3,600.31 : x
2. Step 2: Convert to fraction form
   6,118.75/8,443.16 = 3,600.31/x
3. Step 3: Cross multiply
   6,118.75x = 8,443.16 × 3,600.31
4. Step 4: Simplify right side
   6,118.75x = 30,397,993.38
5. Step 5: Solve for x
   x = 30,397,993.38/6,118.75
6. Step 6: Final answer
   x = 4,968.01