Finding the Fourth Proportional to 6,118.62, 8,443.89 and 3,324.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118.62 : 8,443.89 = 3,324.12 : x
2. Step 2: Convert to fraction form
   6,118.62/8,443.89 = 3,324.12/x
3. Step 3: Cross multiply
   6,118.62x = 8,443.89 × 3,324.12
4. Step 4: Simplify right side
   6,118.62x = 28,068,503.63
5. Step 5: Solve for x
   x = 28,068,503.63/6,118.62
6. Step 6: Final answer
   x = 4,587.39