Finding the Fourth Proportional to 2,586.06, 3,879.69 and 942.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586.06 : 3,879.69 = 942.54 : x
2. Step 2: Convert to fraction form
   2,586.06/3,879.69 = 942.54/x
3. Step 3: Cross multiply
   2,586.06x = 3,879.69 × 942.54
4. Step 4: Simplify right side
   2,586.06x = 3,656,763.01
5. Step 5: Solve for x
   x = 3,656,763.01/2,586.06
6. Step 6: Final answer
   x = 1,414.03