Finding the Fourth Proportional to 4,674.89, 6,443.83 and 3,413.95

Step by Step Solution

1. Step 1: Write the proportion equation
   4,674.89 : 6,443.83 = 3,413.95 : x
2. Step 2: Convert to fraction form
   4,674.89/6,443.83 = 3,413.95/x
3. Step 3: Cross multiply
   4,674.89x = 6,443.83 × 3,413.95
4. Step 4: Simplify right side
   4,674.89x = 21,998,888.78
5. Step 5: Solve for x
   x = 21,998,888.78/4,674.89
6. Step 6: Final answer
   x = 4,705.75