Finding the Fourth Proportional to 2,016.13, 2,782.19 and 1,119.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.13 : 2,782.19 = 1,119.91 : x
2. Step 2: Convert to fraction form
   2,016.13/2,782.19 = 1,119.91/x
3. Step 3: Cross multiply
   2,016.13x = 2,782.19 × 1,119.91
4. Step 4: Simplify right side
   2,016.13x = 3,115,782.89
5. Step 5: Solve for x
   x = 3,115,782.89/2,016.13
6. Step 6: Final answer
   x = 1,545.43