Finding the Fourth Proportional to 2,027.57, 2,796.61 and 1,959.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,027.57 : 2,796.61 = 1,959.83 : x
2. Step 2: Convert to fraction form
   2,027.57/2,796.61 = 1,959.83/x
3. Step 3: Cross multiply
   2,027.57x = 2,796.61 × 1,959.83
4. Step 4: Simplify right side
   2,027.57x = 5,480,880.18
5. Step 5: Solve for x
   x = 5,480,880.18/2,027.57
6. Step 6: Final answer
   x = 2,703.18