Finding the Fourth Proportional to 2,543.88, 3,510.51 and 1,424.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.88 : 3,510.51 = 1,424.82 : x
2. Step 2: Convert to fraction form
   2,543.88/3,510.51 = 1,424.82/x
3. Step 3: Cross multiply
   2,543.88x = 3,510.51 × 1,424.82
4. Step 4: Simplify right side
   2,543.88x = 5,001,835.08
5. Step 5: Solve for x
   x = 5,001,835.08/2,543.88
6. Step 6: Final answer
   x = 1,966.22