Finding the Fourth Proportional to 2,643.55, 3,647.69 and 1,524.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.55 : 3,647.69 = 1,524.54 : x
2. Step 2: Convert to fraction form
   2,643.55/3,647.69 = 1,524.54/x
3. Step 3: Cross multiply
   2,643.55x = 3,647.69 × 1,524.54
4. Step 4: Simplify right side
   2,643.55x = 5,561,049.31
5. Step 5: Solve for x
   x = 5,561,049.31/2,643.55
6. Step 6: Final answer
   x = 2,103.63