Finding the Fourth Proportional to 2,545.52, 3,512.23 and 1,426.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.52 : 3,512.23 = 1,426.39 : x
2. Step 2: Convert to fraction form
   2,545.52/3,512.23 = 1,426.39/x
3. Step 3: Cross multiply
   2,545.52x = 3,512.23 × 1,426.39
4. Step 4: Simplify right side
   2,545.52x = 5,009,797.40
5. Step 5: Solve for x
   x = 5,009,797.40/2,545.52
6. Step 6: Final answer
   x = 1,968.09