Finding the Fourth Proportional to 17,622.54, 24,318.56 and 9,965

Step by Step Solution

1. Step 1: Write the proportion equation
   17,622.54 : 24,318.56 = 9,965 : x
2. Step 2: Convert to fraction form
   17,622.54/24,318.56 = 9,965/x
3. Step 3: Cross multiply
   17,622.54x = 24,318.56 × 9,965
4. Step 4: Simplify right side
   17,622.54x = 242,334,450.40
5. Step 5: Solve for x
   x = 242,334,450.40/17,622.54
6. Step 6: Final answer
   x = 13,751.39