Finding the Fourth Proportional to 16,287.24, 22,482.18 and 9,910.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,287.24 : 22,482.18 = 9,910.92 : x
2. Step 2: Convert to fraction form
   16,287.24/22,482.18 = 9,910.92/x
3. Step 3: Cross multiply
   16,287.24x = 22,482.18 × 9,910.92
4. Step 4: Simplify right side
   16,287.24x = 222,819,087.41
5. Step 5: Solve for x
   x = 222,819,087.41/16,287.24
6. Step 6: Final answer
   x = 13,680.59