Finding the Fourth Proportional to 20,156.24, 30,105.34 and 16,001

Step by Step Solution

1. Step 1: Write the proportion equation
   20,156.24 : 30,105.34 = 16,001 : x
2. Step 2: Convert to fraction form
   20,156.24/30,105.34 = 16,001/x
3. Step 3: Cross multiply
   20,156.24x = 30,105.34 × 16,001
4. Step 4: Simplify right side
   20,156.24x = 481,715,545.34
5. Step 5: Solve for x
   x = 481,715,545.34/20,156.24
6. Step 6: Final answer
   x = 23,899.08