Finding the Fourth Proportional to 16,086.98, 22,199.63 and 9,013.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.98 : 22,199.63 = 9,013.86 : x
2. Step 2: Convert to fraction form
   16,086.98/22,199.63 = 9,013.86/x
3. Step 3: Cross multiply
   16,086.98x = 22,199.63 × 9,013.86
4. Step 4: Simplify right side
   16,086.98x = 200,104,311.80
5. Step 5: Solve for x
   x = 200,104,311.80/16,086.98
6. Step 6: Final answer
   x = 12,438.90