Finding the Fourth Proportional to 16,116.88, 22,241.22 and 9,043.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.88 : 22,241.22 = 9,043.30 : x
2. Step 2: Convert to fraction form
   16,116.88/22,241.22 = 9,043.30/x
3. Step 3: Cross multiply
   16,116.88x = 22,241.22 × 9,043.30
4. Step 4: Simplify right side
   16,116.88x = 201,134,024.83
5. Step 5: Solve for x
   x = 201,134,024.83/16,116.88
6. Step 6: Final answer
   x = 12,479.71