Finding the Fourth Proportional to 2,017.18, 2,783.74 and 1,133.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.18 : 2,783.74 = 1,133.16 : x
2. Step 2: Convert to fraction form
   2,017.18/2,783.74 = 1,133.16/x
3. Step 3: Cross multiply
   2,017.18x = 2,783.74 × 1,133.16
4. Step 4: Simplify right side
   2,017.18x = 3,154,422.82
5. Step 5: Solve for x
   x = 3,154,422.82/2,017.18
6. Step 6: Final answer
   x = 1,563.78