Finding the Fourth Proportional to 2,517.12, 3,775.52 and 1,543.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.12 : 3,775.52 = 1,543.36 : x
2. Step 2: Convert to fraction form
   2,517.12/3,775.52 = 1,543.36/x
3. Step 3: Cross multiply
   2,517.12x = 3,775.52 × 1,543.36
4. Step 4: Simplify right side
   2,517.12x = 5,826,986.55
5. Step 5: Solve for x
   x = 5,826,986.55/2,517.12
6. Step 6: Final answer
   x = 2,314.94