Finding the Fourth Proportional to 2,545.39, 3,512.86 and 1,426.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.39 : 3,512.86 = 1,426.32 : x
2. Step 2: Convert to fraction form
   2,545.39/3,512.86 = 1,426.32/x
3. Step 3: Cross multiply
   2,545.39x = 3,512.86 × 1,426.32
4. Step 4: Simplify right side
   2,545.39x = 5,010,444.91
5. Step 5: Solve for x
   x = 5,010,444.91/2,545.39
6. Step 6: Final answer
   x = 1,968.44