Finding the Fourth Proportional to 2,019.72, 3,028.72 and 848.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.72 : 3,028.72 = 848.96 : x
2. Step 2: Convert to fraction form
   2,019.72/3,028.72 = 848.96/x
3. Step 3: Cross multiply
   2,019.72x = 3,028.72 × 848.96
4. Step 4: Simplify right side
   2,019.72x = 2,571,262.13
5. Step 5: Solve for x
   x = 2,571,262.13/2,019.72
6. Step 6: Final answer
   x = 1,273.08