Finding the Fourth Proportional to 3,993.17, 5,510.39 and 2,200.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,993.17 : 5,510.39 = 2,200.59 : x
2. Step 2: Convert to fraction form
   3,993.17/5,510.39 = 2,200.59/x
3. Step 3: Cross multiply
   3,993.17x = 5,510.39 × 2,200.59
4. Step 4: Simplify right side
   3,993.17x = 12,126,098.13
5. Step 5: Solve for x
   x = 12,126,098.13/3,993.17
6. Step 6: Final answer
   x = 3,036.71