Finding the Fourth Proportional to 2,016.56, 2,783.07 and 1,132.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.56 : 2,783.07 = 1,132.31 : x
2. Step 2: Convert to fraction form
   2,016.56/2,783.07 = 1,132.31/x
3. Step 3: Cross multiply
   2,016.56x = 2,783.07 × 1,132.31
4. Step 4: Simplify right side
   2,016.56x = 3,151,284.08
5. Step 5: Solve for x
   x = 3,151,284.08/2,016.56
6. Step 6: Final answer
   x = 1,562.71