Finding the Fourth Proportional to 2,543.95, 3,510.83 and 1,424.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.95 : 3,510.83 = 1,424.87 : x
2. Step 2: Convert to fraction form
   2,543.95/3,510.83 = 1,424.87/x
3. Step 3: Cross multiply
   2,543.95x = 3,510.83 × 1,424.87
4. Step 4: Simplify right side
   2,543.95x = 5,002,467.50
5. Step 5: Solve for x
   x = 5,002,467.50/2,543.95
6. Step 6: Final answer
   x = 1,966.42