Finding the Fourth Proportional to 2,543.63, 3,510.46 and 1,424.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.63 : 3,510.46 = 1,424.76 : x
2. Step 2: Convert to fraction form
   2,543.63/3,510.46 = 1,424.76/x
3. Step 3: Cross multiply
   2,543.63x = 3,510.46 × 1,424.76
4. Step 4: Simplify right side
   2,543.63x = 5,001,585.23
5. Step 5: Solve for x
   x = 5,001,585.23/2,543.63
6. Step 6: Final answer
   x = 1,966.32