Finding the Fourth Proportional to 2,644.10, 3,648.81 and 1,525.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.10 : 3,648.81 = 1,525.09 : x
2. Step 2: Convert to fraction form
   2,644.10/3,648.81 = 1,525.09/x
3. Step 3: Cross multiply
   2,644.10x = 3,648.81 × 1,525.09
4. Step 4: Simplify right side
   2,644.10x = 5,564,745.40
5. Step 5: Solve for x
   x = 5,564,745.40/2,644.10
6. Step 6: Final answer
   x = 2,104.59