Finding the Fourth Proportional to 2,942.66, 4,413.69 and 994.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.66 : 4,413.69 = 994.82 : x
2. Step 2: Convert to fraction form
   2,942.66/4,413.69 = 994.82/x
3. Step 3: Cross multiply
   2,942.66x = 4,413.69 × 994.82
4. Step 4: Simplify right side
   2,942.66x = 4,390,805.02
5. Step 5: Solve for x
   x = 4,390,805.02/2,942.66
6. Step 6: Final answer
   x = 1,492.12