Finding the Fourth Proportional to 3,983.24, 5,496.61 and 2,214.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983.24 : 5,496.61 = 2,214.80 : x
2. Step 2: Convert to fraction form
   3,983.24/5,496.61 = 2,214.80/x
3. Step 3: Cross multiply
   3,983.24x = 5,496.61 × 2,214.80
4. Step 4: Simplify right side
   3,983.24x = 12,173,891.83
5. Step 5: Solve for x
   x = 12,173,891.83/3,983.24
6. Step 6: Final answer
   x = 3,056.28