Finding the Fourth Proportional to 2,014.91, 3,020.18 and 845.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.91 : 3,020.18 = 845.54 : x
2. Step 2: Convert to fraction form
   2,014.91/3,020.18 = 845.54/x
3. Step 3: Cross multiply
   2,014.91x = 3,020.18 × 845.54
4. Step 4: Simplify right side
   2,014.91x = 2,553,687.38
5. Step 5: Solve for x
   x = 2,553,687.38/2,014.91
6. Step 6: Final answer
   x = 1,267.40