Finding the Fourth Proportional to 2,648.40, 3,654.82 and 1,529.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.40 : 3,654.82 = 1,529.38 : x
2. Step 2: Convert to fraction form
   2,648.40/3,654.82 = 1,529.38/x
3. Step 3: Cross multiply
   2,648.40x = 3,654.82 × 1,529.38
4. Step 4: Simplify right side
   2,648.40x = 5,589,615.09
5. Step 5: Solve for x
   x = 5,589,615.09/2,648.40
6. Step 6: Final answer
   x = 2,110.57