Finding the Fourth Proportional to 30,735.09, 42,413.00 and 17,122.41

Step by Step Solution

1. Step 1: Write the proportion equation
   30,735.09 : 42,413.00 = 17,122.41 : x
2. Step 2: Convert to fraction form
   30,735.09/42,413.00 = 17,122.41/x
3. Step 3: Cross multiply
   30,735.09x = 42,413.00 × 17,122.41
4. Step 4: Simplify right side
   30,735.09x = 726,212,689.72
5. Step 5: Solve for x
   x = 726,212,689.72/30,735.09
6. Step 6: Final answer
   x = 23,628.13