Finding the Fourth Proportional to 2,648.73, 3,655.47 and 1,469.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.73 : 3,655.47 = 1,469.78 : x
2. Step 2: Convert to fraction form
   2,648.73/3,655.47 = 1,469.78/x
3. Step 3: Cross multiply
   2,648.73x = 3,655.47 × 1,469.78
4. Step 4: Simplify right side
   2,648.73x = 5,372,718.42
5. Step 5: Solve for x
   x = 5,372,718.42/2,648.73
6. Step 6: Final answer
   x = 2,028.41