Finding the Fourth Proportional to 1,514.22, 2,271.82 and 744.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.22 : 2,271.82 = 744.18 : x
2. Step 2: Convert to fraction form
   1,514.22/2,271.82 = 744.18/x
3. Step 3: Cross multiply
   1,514.22x = 2,271.82 × 744.18
4. Step 4: Simplify right side
   1,514.22x = 1,690,643.01
5. Step 5: Solve for x
   x = 1,690,643.01/1,514.22
6. Step 6: Final answer
   x = 1,116.51