Finding the Fourth Proportional to 2,574.33, 3,552.58 and 1,395.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.33 : 3,552.58 = 1,395.40 : x
2. Step 2: Convert to fraction form
   2,574.33/3,552.58 = 1,395.40/x
3. Step 3: Cross multiply
   2,574.33x = 3,552.58 × 1,395.40
4. Step 4: Simplify right side
   2,574.33x = 4,957,275.52
5. Step 5: Solve for x
   x = 4,957,275.52/2,574.33
6. Step 6: Final answer
   x = 1,925.65