Finding the Fourth Proportional to 17,369.62, 23,969.43 and 9,411.67

Step by Step Solution

1. Step 1: Write the proportion equation
   17,369.62 : 23,969.43 = 9,411.67 : x
2. Step 2: Convert to fraction form
   17,369.62/23,969.43 = 9,411.67/x
3. Step 3: Cross multiply
   17,369.62x = 23,969.43 × 9,411.67
4. Step 4: Simplify right side
   17,369.62x = 225,592,522.49
5. Step 5: Solve for x
   x = 225,592,522.49/17,369.62
6. Step 6: Final answer
   x = 12,987.76