Finding the Fourth Proportional to 16,086.98, 22,196.87 and 10,115.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.98 : 22,196.87 = 10,115.18 : x
2. Step 2: Convert to fraction form
   16,086.98/22,196.87 = 10,115.18/x
3. Step 3: Cross multiply
   16,086.98x = 22,196.87 × 10,115.18
4. Step 4: Simplify right side
   16,086.98x = 224,525,284.91
5. Step 5: Solve for x
   x = 224,525,284.91/16,086.98
6. Step 6: Final answer
   x = 13,956.96