Finding the Fourth Proportional to 1,271.12, 1,755.22 and 1,062.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271.12 : 1,755.22 = 1,062.42 : x
2. Step 2: Convert to fraction form
   1,271.12/1,755.22 = 1,062.42/x
3. Step 3: Cross multiply
   1,271.12x = 1,755.22 × 1,062.42
4. Step 4: Simplify right side
   1,271.12x = 1,864,780.83
5. Step 5: Solve for x
   x = 1,864,780.83/1,271.12
6. Step 6: Final answer
   x = 1,467.04