Finding the Fourth Proportional to 1,608.58, 2,413.12 and 568.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,608.58 : 2,413.12 = 568.72 : x
2. Step 2: Convert to fraction form
   1,608.58/2,413.12 = 568.72/x
3. Step 3: Cross multiply
   1,608.58x = 2,413.12 × 568.72
4. Step 4: Simplify right side
   1,608.58x = 1,372,389.61
5. Step 5: Solve for x
   x = 1,372,389.61/1,608.58
6. Step 6: Final answer
   x = 853.17