Finding the Fourth Proportional to 17,172.29, 23,690.31 and 10,369.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,172.29 : 23,690.31 = 10,369.10 : x
2. Step 2: Convert to fraction form
   17,172.29/23,690.31 = 10,369.10/x
3. Step 3: Cross multiply
   17,172.29x = 23,690.31 × 10,369.10
4. Step 4: Simplify right side
   17,172.29x = 245,647,074.97
5. Step 5: Solve for x
   x = 245,647,074.97/17,172.29
6. Step 6: Final answer
   x = 14,304.86