Finding the Fourth Proportional to 3,882.74, 5,822.69 and 1,249.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,882.74 : 5,822.69 = 1,249.43 : x
2. Step 2: Convert to fraction form
   3,882.74/5,822.69 = 1,249.43/x
3. Step 3: Cross multiply
   3,882.74x = 5,822.69 × 1,249.43
4. Step 4: Simplify right side
   3,882.74x = 7,275,008.21
5. Step 5: Solve for x
   x = 7,275,008.21/3,882.74
6. Step 6: Final answer
   x = 1,873.68