Finding the Fourth Proportional to 2,019.27, 2,786.49 and 1,135.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.27 : 2,786.49 = 1,135.35 : x
2. Step 2: Convert to fraction form
   2,019.27/2,786.49 = 1,135.35/x
3. Step 3: Cross multiply
   2,019.27x = 2,786.49 × 1,135.35
4. Step 4: Simplify right side
   2,019.27x = 3,163,641.42
5. Step 5: Solve for x
   x = 3,163,641.42/2,019.27
6. Step 6: Final answer
   x = 1,566.73