Finding the Fourth Proportional to 16,262.71, 22,434.32 and 10,885.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,262.71 : 22,434.32 = 10,885.38 : x
2. Step 2: Convert to fraction form
   16,262.71/22,434.32 = 10,885.38/x
3. Step 3: Cross multiply
   16,262.71x = 22,434.32 × 10,885.38
4. Step 4: Simplify right side
   16,262.71x = 244,206,000.51
5. Step 5: Solve for x
   x = 244,206,000.51/16,262.71
6. Step 6: Final answer
   x = 15,016.32