Finding the Fourth Proportional to 2,574.42, 3,552.69 and 1,395.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.42 : 3,552.69 = 1,395.50 : x
2. Step 2: Convert to fraction form
   2,574.42/3,552.69 = 1,395.50/x
3. Step 3: Cross multiply
   2,574.42x = 3,552.69 × 1,395.50
4. Step 4: Simplify right side
   2,574.42x = 4,957,761.13
5. Step 5: Solve for x
   x = 4,957,761.13/2,574.42
6. Step 6: Final answer
   x = 1,925.78