Finding the Fourth Proportional to 16,087.05, 22,201.20 and 9,013.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,087.05 : 22,201.20 = 9,013.50 : x
2. Step 2: Convert to fraction form
   16,087.05/22,201.20 = 9,013.50/x
3. Step 3: Cross multiply
   16,087.05x = 22,201.20 × 9,013.50
4. Step 4: Simplify right side
   16,087.05x = 200,110,516.20
5. Step 5: Solve for x
   x = 200,110,516.20/16,087.05
6. Step 6: Final answer
   x = 12,439.23