Finding the Fourth Proportional to 2,017.43, 2,784.05 and 1,133.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.43 : 2,784.05 = 1,133.23 : x
2. Step 2: Convert to fraction form
   2,017.43/2,784.05 = 1,133.23/x
3. Step 3: Cross multiply
   2,017.43x = 2,784.05 × 1,133.23
4. Step 4: Simplify right side
   2,017.43x = 3,154,971.81
5. Step 5: Solve for x
   x = 3,154,971.81/2,017.43
6. Step 6: Final answer
   x = 1,563.86