Finding the Fourth Proportional to 16,287.62, 24,403.55 and 10,940.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,287.62 : 24,403.55 = 10,940.81 : x
2. Step 2: Convert to fraction form
   16,287.62/24,403.55 = 10,940.81/x
3. Step 3: Cross multiply
   16,287.62x = 24,403.55 × 10,940.81
4. Step 4: Simplify right side
   16,287.62x = 266,994,427.15
5. Step 5: Solve for x
   x = 266,994,427.15/16,287.62
6. Step 6: Final answer
   x = 16,392.48