Finding the Fourth Proportional to 2,019.03, 3,028.69 and 558.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.03 : 3,028.69 = 558.29 : x
2. Step 2: Convert to fraction form
   2,019.03/3,028.69 = 558.29/x
3. Step 3: Cross multiply
   2,019.03x = 3,028.69 × 558.29
4. Step 4: Simplify right side
   2,019.03x = 1,690,895.61
5. Step 5: Solve for x
   x = 1,690,895.61/2,019.03
6. Step 6: Final answer
   x = 837.48