Finding the Fourth Proportional to 2,574.39, 3,552.61 and 1,455.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.39 : 3,552.61 = 1,455.28 : x
2. Step 2: Convert to fraction form
   2,574.39/3,552.61 = 1,455.28/x
3. Step 3: Cross multiply
   2,574.39x = 3,552.61 × 1,455.28
4. Step 4: Simplify right side
   2,574.39x = 5,170,042.28
5. Step 5: Solve for x
   x = 5,170,042.28/2,574.39
6. Step 6: Final answer
   x = 2,008.26