Finding the Fourth Proportional to 2,019.28, 3,026.36 and 979.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.28 : 3,026.36 = 979.52 : x
2. Step 2: Convert to fraction form
   2,019.28/3,026.36 = 979.52/x
3. Step 3: Cross multiply
   2,019.28x = 3,026.36 × 979.52
4. Step 4: Simplify right side
   2,019.28x = 2,964,380.15
5. Step 5: Solve for x
   x = 2,964,380.15/2,019.28
6. Step 6: Final answer
   x = 1,468.04