Finding the Fourth Proportional to 2,014.73, 3,020.78 and 845.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.73 : 3,020.78 = 845.48 : x
2. Step 2: Convert to fraction form
   2,014.73/3,020.78 = 845.48/x
3. Step 3: Cross multiply
   2,014.73x = 3,020.78 × 845.48
4. Step 4: Simplify right side
   2,014.73x = 2,554,018.74
5. Step 5: Solve for x
   x = 2,554,018.74/2,014.73
6. Step 6: Final answer
   x = 1,267.68