Finding the Fourth Proportional to 2,017.73, 2,784.21 and 1,133.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.73 : 2,784.21 = 1,133.21 : x
2. Step 2: Convert to fraction form
   2,017.73/2,784.21 = 1,133.21/x
3. Step 3: Cross multiply
   2,017.73x = 2,784.21 × 1,133.21
4. Step 4: Simplify right side
   2,017.73x = 3,155,080.69
5. Step 5: Solve for x
   x = 3,155,080.69/2,017.73
6. Step 6: Final answer
   x = 1,563.68