Finding the Fourth Proportional to 2,648.80, 3,655.40 and 1,469.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.80 : 3,655.40 = 1,469.95 : x
2. Step 2: Convert to fraction form
   2,648.80/3,655.40 = 1,469.95/x
3. Step 3: Cross multiply
   2,648.80x = 3,655.40 × 1,469.95
4. Step 4: Simplify right side
   2,648.80x = 5,373,249.77
5. Step 5: Solve for x
   x = 5,373,249.77/2,648.80
6. Step 6: Final answer
   x = 2,028.56