Finding the Fourth Proportional to 16,116.82, 22,241.60 and 9,043.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.82 : 22,241.60 = 9,043.77 : x
2. Step 2: Convert to fraction form
   16,116.82/22,241.60 = 9,043.77/x
3. Step 3: Cross multiply
   16,116.82x = 22,241.60 × 9,043.77
4. Step 4: Simplify right side
   16,116.82x = 201,147,914.83
5. Step 5: Solve for x
   x = 201,147,914.83/16,116.82
6. Step 6: Final answer
   x = 12,480.62