Finding the Fourth Proportional to 2,573.46, 3,551.39 and 1,394.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573.46 : 3,551.39 = 1,394.55 : x
2. Step 2: Convert to fraction form
   2,573.46/3,551.39 = 1,394.55/x
3. Step 3: Cross multiply
   2,573.46x = 3,551.39 × 1,394.55
4. Step 4: Simplify right side
   2,573.46x = 4,952,590.92
5. Step 5: Solve for x
   x = 4,952,590.92/2,573.46
6. Step 6: Final answer
   x = 1,924.49