Finding the Fourth Proportional to 2,942.57, 4,413.89 and 751.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.57 : 4,413.89 = 751.32 : x
2. Step 2: Convert to fraction form
   2,942.57/4,413.89 = 751.32/x
3. Step 3: Cross multiply
   2,942.57x = 4,413.89 × 751.32
4. Step 4: Simplify right side
   2,942.57x = 3,316,243.83
5. Step 5: Solve for x
   x = 3,316,243.83/2,942.57
6. Step 6: Final answer
   x = 1,126.99