Finding the Fourth Proportional to 2,257.27, 3,114.96 and 1,262.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257.27 : 3,114.96 = 1,262.56 : x
2. Step 2: Convert to fraction form
   2,257.27/3,114.96 = 1,262.56/x
3. Step 3: Cross multiply
   2,257.27x = 3,114.96 × 1,262.56
4. Step 4: Simplify right side
   2,257.27x = 3,932,817.58
5. Step 5: Solve for x
   x = 3,932,817.58/2,257.27
6. Step 6: Final answer
   x = 1,742.29