Finding the Fourth Proportional to 45,185.09, 67,786.16 and 17,113.55

Step by Step Solution

1. Step 1: Write the proportion equation
   45,185.09 : 67,786.16 = 17,113.55 : x
2. Step 2: Convert to fraction form
   45,185.09/67,786.16 = 17,113.55/x
3. Step 3: Cross multiply
   45,185.09x = 67,786.16 × 17,113.55
4. Step 4: Simplify right side
   45,185.09x = 1,160,061,413.97
5. Step 5: Solve for x
   x = 1,160,061,413.97/45,185.09
6. Step 6: Final answer
   x = 25,673.55