Finding the Fourth Proportional to 2,413.86, 3,619.05 and 1,631.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413.86 : 3,619.05 = 1,631.94 : x
2. Step 2: Convert to fraction form
   2,413.86/3,619.05 = 1,631.94/x
3. Step 3: Cross multiply
   2,413.86x = 3,619.05 × 1,631.94
4. Step 4: Simplify right side
   2,413.86x = 5,906,072.46
5. Step 5: Solve for x
   x = 5,906,072.46/2,413.86
6. Step 6: Final answer
   x = 2,446.73