Finding the Fourth Proportional to 17,673.72, 24,389.81 and 9,716.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,673.72 : 24,389.81 = 9,716.45 : x
2. Step 2: Convert to fraction form
   17,673.72/24,389.81 = 9,716.45/x
3. Step 3: Cross multiply
   17,673.72x = 24,389.81 × 9,716.45
4. Step 4: Simplify right side
   17,673.72x = 236,982,320.79
5. Step 5: Solve for x
   x = 236,982,320.79/17,673.72
6. Step 6: Final answer
   x = 13,408.74