Finding the Fourth Proportional to 2,545.35, 3,512.68 and 1,426.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.35 : 3,512.68 = 1,426.25 : x
2. Step 2: Convert to fraction form
   2,545.35/3,512.68 = 1,426.25/x
3. Step 3: Cross multiply
   2,545.35x = 3,512.68 × 1,426.25
4. Step 4: Simplify right side
   2,545.35x = 5,009,959.85
5. Step 5: Solve for x
   x = 5,009,959.85/2,545.35
6. Step 6: Final answer
   x = 1,968.28