Finding the Fourth Proportional to 2,648.13, 3,654.57 and 1,469.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.13 : 3,654.57 = 1,469.31 : x
2. Step 2: Convert to fraction form
   2,648.13/3,654.57 = 1,469.31/x
3. Step 3: Cross multiply
   2,648.13x = 3,654.57 × 1,469.31
4. Step 4: Simplify right side
   2,648.13x = 5,369,696.25
5. Step 5: Solve for x
   x = 5,369,696.25/2,648.13
6. Step 6: Final answer
   x = 2,027.73