Finding the Fourth Proportional to 2,016.77, 2,782.46 and 1,132.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.77 : 2,782.46 = 1,132.40 : x
2. Step 2: Convert to fraction form
   2,016.77/2,782.46 = 1,132.40/x
3. Step 3: Cross multiply
   2,016.77x = 2,782.46 × 1,132.40
4. Step 4: Simplify right side
   2,016.77x = 3,150,838.13
5. Step 5: Solve for x
   x = 3,150,838.13/2,016.77
6. Step 6: Final answer
   x = 1,562.32