Finding the Fourth Proportional to 6,480.18, 8,943.30 and 4,243.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,480.18 : 8,943.30 = 4,243.29 : x
2. Step 2: Convert to fraction form
   6,480.18/8,943.30 = 4,243.29/x
3. Step 3: Cross multiply
   6,480.18x = 8,943.30 × 4,243.29
4. Step 4: Simplify right side
   6,480.18x = 37,949,015.46
5. Step 5: Solve for x
   x = 37,949,015.46/6,480.18
6. Step 6: Final answer
   x = 5,856.17