Finding the Fourth Proportional to 17,105.32, 23,605.37 and 10,389.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,105.32 : 23,605.37 = 10,389.16 : x
2. Step 2: Convert to fraction form
   17,105.32/23,605.37 = 10,389.16/x
3. Step 3: Cross multiply
   17,105.32x = 23,605.37 × 10,389.16
4. Step 4: Simplify right side
   17,105.32x = 245,239,965.79
5. Step 5: Solve for x
   x = 245,239,965.79/17,105.32
6. Step 6: Final answer
   x = 14,337.06