Finding the Fourth Proportional to 16,087.54, 22,200.73 and 9,013.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,087.54 : 22,200.73 = 9,013.78 : x
2. Step 2: Convert to fraction form
   16,087.54/22,200.73 = 9,013.78/x
3. Step 3: Cross multiply
   16,087.54x = 22,200.73 × 9,013.78
4. Step 4: Simplify right side
   16,087.54x = 200,112,496.06
5. Step 5: Solve for x
   x = 200,112,496.06/16,087.54
6. Step 6: Final answer
   x = 12,438.97