Finding the Fourth Proportional to 16,330.24, 24,478.01 and 10,388.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,330.24 : 24,478.01 = 10,388.43 : x
2. Step 2: Convert to fraction form
   16,330.24/24,478.01 = 10,388.43/x
3. Step 3: Cross multiply
   16,330.24x = 24,478.01 × 10,388.43
4. Step 4: Simplify right side
   16,330.24x = 254,288,093.42
5. Step 5: Solve for x
   x = 254,288,093.42/16,330.24
6. Step 6: Final answer
   x = 15,571.61