Finding the Fourth Proportional to 3,993.28, 5,510.37 and 2,224.85

Step by Step Solution

1. Step 1: Write the proportion equation
   3,993.28 : 5,510.37 = 2,224.85 : x
2. Step 2: Convert to fraction form
   3,993.28/5,510.37 = 2,224.85/x
3. Step 3: Cross multiply
   3,993.28x = 5,510.37 × 2,224.85
4. Step 4: Simplify right side
   3,993.28x = 12,259,746.69
5. Step 5: Solve for x
   x = 12,259,746.69/3,993.28
6. Step 6: Final answer
   x = 3,070.09