Finding the Fourth Proportional to 2,942.38, 4,413.98 and 994.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.38 : 4,413.98 = 994.06 : x
2. Step 2: Convert to fraction form
   2,942.38/4,413.98 = 994.06/x
3. Step 3: Cross multiply
   2,942.38x = 4,413.98 × 994.06
4. Step 4: Simplify right side
   2,942.38x = 4,387,760.96
5. Step 5: Solve for x
   x = 4,387,760.96/2,942.38
6. Step 6: Final answer
   x = 1,491.23