Finding the Fourth Proportional to 2,265.76, 3,126.71 and 1,271.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.76 : 3,126.71 = 1,271.04 : x
2. Step 2: Convert to fraction form
   2,265.76/3,126.71 = 1,271.04/x
3. Step 3: Cross multiply
   2,265.76x = 3,126.71 × 1,271.04
4. Step 4: Simplify right side
   2,265.76x = 3,974,173.48
5. Step 5: Solve for x
   x = 3,974,173.48/2,265.76
6. Step 6: Final answer
   x = 1,754.01