Finding the Fourth Proportional to 16,050.69, 22,149.59 and 8,977.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,050.69 : 22,149.59 = 8,977.77 : x
2. Step 2: Convert to fraction form
   16,050.69/22,149.59 = 8,977.77/x
3. Step 3: Cross multiply
   16,050.69x = 22,149.59 × 8,977.77
4. Step 4: Simplify right side
   16,050.69x = 198,853,879.73
5. Step 5: Solve for x
   x = 198,853,879.73/16,050.69
6. Step 6: Final answer
   x = 12,389.12