Finding the Fourth Proportional to 17,371.02, 23,971.98 and 9,413.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,371.02 : 23,971.98 = 9,413.28 : x
2. Step 2: Convert to fraction form
   17,371.02/23,971.98 = 9,413.28/x
3. Step 3: Cross multiply
   17,371.02x = 23,971.98 × 9,413.28
4. Step 4: Simplify right side
   17,371.02x = 225,654,959.89
5. Step 5: Solve for x
   x = 225,654,959.89/17,371.02
6. Step 6: Final answer
   x = 12,990.31