Finding the Fourth Proportional to 2,243.96, 3,096.78 and 1,249.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243.96 : 3,096.78 = 1,249.22 : x
2. Step 2: Convert to fraction form
   2,243.96/3,096.78 = 1,249.22/x
3. Step 3: Cross multiply
   2,243.96x = 3,096.78 × 1,249.22
4. Step 4: Simplify right side
   2,243.96x = 3,868,567.25
5. Step 5: Solve for x
   x = 3,868,567.25/2,243.96
6. Step 6: Final answer
   x = 1,723.99