Finding the Fourth Proportional to 2,543.97, 3,510.89 and 1,424.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.97 : 3,510.89 = 1,424.88 : x
2. Step 2: Convert to fraction form
   2,543.97/3,510.89 = 1,424.88/x
3. Step 3: Cross multiply
   2,543.97x = 3,510.89 × 1,424.88
4. Step 4: Simplify right side
   2,543.97x = 5,002,596.94
5. Step 5: Solve for x
   x = 5,002,596.94/2,543.97
6. Step 6: Final answer
   x = 1,966.45