Finding the Fourth Proportional to 2,545.20, 3,512.25 and 1,426.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.20 : 3,512.25 = 1,426.14 : x
2. Step 2: Convert to fraction form
   2,545.20/3,512.25 = 1,426.14/x
3. Step 3: Cross multiply
   2,545.20x = 3,512.25 × 1,426.14
4. Step 4: Simplify right side
   2,545.20x = 5,008,960.22
5. Step 5: Solve for x
   x = 5,008,960.22/2,545.20
6. Step 6: Final answer
   x = 1,968.00