Finding the Fourth Proportional to 16,645.88, 24,972.42 and 4,960.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,645.88 : 24,972.42 = 4,960.04 : x
2. Step 2: Convert to fraction form
   16,645.88/24,972.42 = 4,960.04/x
3. Step 3: Cross multiply
   16,645.88x = 24,972.42 × 4,960.04
4. Step 4: Simplify right side
   16,645.88x = 123,864,202.10
5. Step 5: Solve for x
   x = 123,864,202.10/16,645.88
6. Step 6: Final answer
   x = 7,441.13