Finding the Fourth Proportional to 2,543.98, 3,510.82 and 1,424.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.98 : 3,510.82 = 1,424.85 : x
2. Step 2: Convert to fraction form
   2,543.98/3,510.82 = 1,424.85/x
3. Step 3: Cross multiply
   2,543.98x = 3,510.82 × 1,424.85
4. Step 4: Simplify right side
   2,543.98x = 5,002,393.66
5. Step 5: Solve for x
   x = 5,002,393.66/2,543.98
6. Step 6: Final answer
   x = 1,966.37