Finding the Fourth Proportional to 2,659.15, 3,982.65 and 1,273.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,659.15 : 3,982.65 = 1,273.46 : x
2. Step 2: Convert to fraction form
   2,659.15/3,982.65 = 1,273.46/x
3. Step 3: Cross multiply
   2,659.15x = 3,982.65 × 1,273.46
4. Step 4: Simplify right side
   2,659.15x = 5,071,745.47
5. Step 5: Solve for x
   x = 5,071,745.47/2,659.15
6. Step 6: Final answer
   x = 1,907.28