Finding the Fourth Proportional to 2,016.39, 2,782.70 and 1,132.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.39 : 2,782.70 = 1,132.16 : x
2. Step 2: Convert to fraction form
   2,016.39/2,782.70 = 1,132.16/x
3. Step 3: Cross multiply
   2,016.39x = 2,782.70 × 1,132.16
4. Step 4: Simplify right side
   2,016.39x = 3,150,442.06
5. Step 5: Solve for x
   x = 3,150,442.06/2,016.39
6. Step 6: Final answer
   x = 1,562.42