Finding the Fourth Proportional to 16,263.69, 22,443.89 and 8,811.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,263.69 : 22,443.89 = 8,811.69 : x
2. Step 2: Convert to fraction form
   16,263.69/22,443.89 = 8,811.69/x
3. Step 3: Cross multiply
   16,263.69x = 22,443.89 × 8,811.69
4. Step 4: Simplify right side
   16,263.69x = 197,768,544.96
5. Step 5: Solve for x
   x = 197,768,544.96/16,263.69
6. Step 6: Final answer
   x = 12,160.13