Finding the Fourth Proportional to 2,016.87, 2,783.60 and 1,132.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.87 : 2,783.60 = 1,132.95 : x
2. Step 2: Convert to fraction form
   2,016.87/2,783.60 = 1,132.95/x
3. Step 3: Cross multiply
   2,016.87x = 2,783.60 × 1,132.95
4. Step 4: Simplify right side
   2,016.87x = 3,153,679.62
5. Step 5: Solve for x
   x = 3,153,679.62/2,016.87
6. Step 6: Final answer
   x = 1,563.65