Finding the Fourth Proportional to 6,118.79, 8,443.86 and 3,324.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118.79 : 8,443.86 = 3,324.29 : x
2. Step 2: Convert to fraction form
   6,118.79/8,443.86 = 3,324.29/x
3. Step 3: Cross multiply
   6,118.79x = 8,443.86 × 3,324.29
4. Step 4: Simplify right side
   6,118.79x = 28,069,797.14
5. Step 5: Solve for x
   x = 28,069,797.14/6,118.79
6. Step 6: Final answer
   x = 4,587.48