Finding the Fourth Proportional to 2,543.96, 3,510.90 and 1,549.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.96 : 3,510.90 = 1,549.48 : x
2. Step 2: Convert to fraction form
   2,543.96/3,510.90 = 1,549.48/x
3. Step 3: Cross multiply
   2,543.96x = 3,510.90 × 1,549.48
4. Step 4: Simplify right side
   2,543.96x = 5,440,069.33
5. Step 5: Solve for x
   x = 5,440,069.33/2,543.96
6. Step 6: Final answer
   x = 2,138.43