Finding the Fourth Proportional to 30,841.92, 42,561.72 and 17,413.02

Step by Step Solution

1. Step 1: Write the proportion equation
   30,841.92 : 42,561.72 = 17,413.02 : x
2. Step 2: Convert to fraction form
   30,841.92/42,561.72 = 17,413.02/x
3. Step 3: Cross multiply
   30,841.92x = 42,561.72 × 17,413.02
4. Step 4: Simplify right side
   30,841.92x = 741,128,081.59
5. Step 5: Solve for x
   x = 741,128,081.59/30,841.92
6. Step 6: Final answer
   x = 24,029.89