Finding the Fourth Proportional to 2,648.79, 3,655.34 and 1,469.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.79 : 3,655.34 = 1,469.86 : x
2. Step 2: Convert to fraction form
   2,648.79/3,655.34 = 1,469.86/x
3. Step 3: Cross multiply
   2,648.79x = 3,655.34 × 1,469.86
4. Step 4: Simplify right side
   2,648.79x = 5,372,855.91
5. Step 5: Solve for x
   x = 5,372,855.91/2,648.79
6. Step 6: Final answer
   x = 2,028.42