Finding the Fourth Proportional to 16,087.07, 22,200.15 and 9,013.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,087.07 : 22,200.15 = 9,013.55 : x
2. Step 2: Convert to fraction form
   16,087.07/22,200.15 = 9,013.55/x
3. Step 3: Cross multiply
   16,087.07x = 22,200.15 × 9,013.55
4. Step 4: Simplify right side
   16,087.07x = 200,102,051.03
5. Step 5: Solve for x
   x = 200,102,051.03/16,087.07
6. Step 6: Final answer
   x = 12,438.69