Finding the Fourth Proportional to 17,362.64, 23,960.42 and 9,404.90

Step by Step Solution

1. Step 1: Write the proportion equation
   17,362.64 : 23,960.42 = 9,404.90 : x
2. Step 2: Convert to fraction form
   17,362.64/23,960.42 = 9,404.90/x
3. Step 3: Cross multiply
   17,362.64x = 23,960.42 × 9,404.90
4. Step 4: Simplify right side
   17,362.64x = 225,345,354.06
5. Step 5: Solve for x
   x = 225,345,354.06/17,362.64
6. Step 6: Final answer
   x = 12,978.75