Finding the Fourth Proportional to 2,648.08, 3,654.68 and 1,469.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.08 : 3,654.68 = 1,469.20 : x
2. Step 2: Convert to fraction form
   2,648.08/3,654.68 = 1,469.20/x
3. Step 3: Cross multiply
   2,648.08x = 3,654.68 × 1,469.20
4. Step 4: Simplify right side
   2,648.08x = 5,369,455.86
5. Step 5: Solve for x
   x = 5,369,455.86/2,648.08
6. Step 6: Final answer
   x = 2,027.68