Finding the Fourth Proportional to 2,544.89, 3,512.12 and 1,425.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.89 : 3,512.12 = 1,425.92 : x
2. Step 2: Convert to fraction form
   2,544.89/3,512.12 = 1,425.92/x
3. Step 3: Cross multiply
   2,544.89x = 3,512.12 × 1,425.92
4. Step 4: Simplify right side
   2,544.89x = 5,008,003.80
5. Step 5: Solve for x
   x = 5,008,003.80/2,544.89
6. Step 6: Final answer
   x = 1,967.87