Finding the Fourth Proportional to 16,238.72, 24,338.46 and 7,906.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,238.72 : 24,338.46 = 7,906.24 : x
2. Step 2: Convert to fraction form
   16,238.72/24,338.46 = 7,906.24/x
3. Step 3: Cross multiply
   16,238.72x = 24,338.46 × 7,906.24
4. Step 4: Simplify right side
   16,238.72x = 192,425,705.99
5. Step 5: Solve for x
   x = 192,425,705.99/16,238.72
6. Step 6: Final answer
   x = 11,849.81