Finding the Fourth Proportional to 1,271.82, 1,754.49 and 800.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271.82 : 1,754.49 = 800.29 : x
2. Step 2: Convert to fraction form
   1,271.82/1,754.49 = 800.29/x
3. Step 3: Cross multiply
   1,271.82x = 1,754.49 × 800.29
4. Step 4: Simplify right side
   1,271.82x = 1,404,100.80
5. Step 5: Solve for x
   x = 1,404,100.80/1,271.82
6. Step 6: Final answer
   x = 1,104.01