Finding the Fourth Proportional to 2,543.67, 3,510.44 and 1,424.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.67 : 3,510.44 = 1,424.59 : x
2. Step 2: Convert to fraction form
   2,543.67/3,510.44 = 1,424.59/x
3. Step 3: Cross multiply
   2,543.67x = 3,510.44 × 1,424.59
4. Step 4: Simplify right side
   2,543.67x = 5,000,927.16
5. Step 5: Solve for x
   x = 5,000,927.16/2,543.67
6. Step 6: Final answer
   x = 1,966.03