Finding the Fourth Proportional to 16,240.69, 22,405.37 and 10,926.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,240.69 : 22,405.37 = 10,926.28 : x
2. Step 2: Convert to fraction form
   16,240.69/22,405.37 = 10,926.28/x
3. Step 3: Cross multiply
   16,240.69x = 22,405.37 × 10,926.28
4. Step 4: Simplify right side
   16,240.69x = 244,807,346.12
5. Step 5: Solve for x
   x = 244,807,346.12/16,240.69
6. Step 6: Final answer
   x = 15,073.70