Finding the Fourth Proportional to 2,648.90, 3,654.79 and 1,529.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.90 : 3,654.79 = 1,529.89 : x
2. Step 2: Convert to fraction form
   2,648.90/3,654.79 = 1,529.89/x
3. Step 3: Cross multiply
   2,648.90x = 3,654.79 × 1,529.89
4. Step 4: Simplify right side
   2,648.90x = 5,591,413.71
5. Step 5: Solve for x
   x = 5,591,413.71/2,648.90
6. Step 6: Final answer
   x = 2,110.84