Finding the Fourth Proportional to 2,016.02, 3,022.90 and 919.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.02 : 3,022.90 = 919.04 : x
2. Step 2: Convert to fraction form
   2,016.02/3,022.90 = 919.04/x
3. Step 3: Cross multiply
   2,016.02x = 3,022.90 × 919.04
4. Step 4: Simplify right side
   2,016.02x = 2,778,166.02
5. Step 5: Solve for x
   x = 2,778,166.02/2,016.02
6. Step 6: Final answer
   x = 1,378.04