Finding the Fourth Proportional to 2,027.19, 2,797.72 and 1,271.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,027.19 : 2,797.72 = 1,271.50 : x
2. Step 2: Convert to fraction form
   2,027.19/2,797.72 = 1,271.50/x
3. Step 3: Cross multiply
   2,027.19x = 2,797.72 × 1,271.50
4. Step 4: Simplify right side
   2,027.19x = 3,557,300.98
5. Step 5: Solve for x
   x = 3,557,300.98/2,027.19
6. Step 6: Final answer
   x = 1,754.80