Finding the Fourth Proportional to 2,017.30, 2,783.87 and 1,133.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.30 : 2,783.87 = 1,133.10 : x
2. Step 2: Convert to fraction form
   2,017.30/2,783.87 = 1,133.10/x
3. Step 3: Cross multiply
   2,017.30x = 2,783.87 × 1,133.10
4. Step 4: Simplify right side
   2,017.30x = 3,154,396.46
5. Step 5: Solve for x
   x = 3,154,396.46/2,017.30
6. Step 6: Final answer
   x = 1,563.68