Finding the Fourth Proportional to 3,993.47, 5,510.91 and 2,225.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,993.47 : 5,510.91 = 2,225.04 : x
2. Step 2: Convert to fraction form
   3,993.47/5,510.91 = 2,225.04/x
3. Step 3: Cross multiply
   3,993.47x = 5,510.91 × 2,225.04
4. Step 4: Simplify right side
   3,993.47x = 12,261,982.86
5. Step 5: Solve for x
   x = 12,261,982.86/3,993.47
6. Step 6: Final answer
   x = 3,070.51