Finding the Fourth Proportional to 2,574.88, 3,553.34 and 1,395.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.88 : 3,553.34 = 1,395.96 : x
2. Step 2: Convert to fraction form
   2,574.88/3,553.34 = 1,395.96/x
3. Step 3: Cross multiply
   2,574.88x = 3,553.34 × 1,395.96
4. Step 4: Simplify right side
   2,574.88x = 4,960,320.51
5. Step 5: Solve for x
   x = 4,960,320.51/2,574.88
6. Step 6: Final answer
   x = 1,926.43