Finding the Fourth Proportional to 2,016.36, 2,782.53 and 1,132.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.36 : 2,782.53 = 1,132.20 : x
2. Step 2: Convert to fraction form
   2,016.36/2,782.53 = 1,132.20/x
3. Step 3: Cross multiply
   2,016.36x = 2,782.53 × 1,132.20
4. Step 4: Simplify right side
   2,016.36x = 3,150,380.47
5. Step 5: Solve for x
   x = 3,150,380.47/2,016.36
6. Step 6: Final answer
   x = 1,562.41