Finding the Fourth Proportional to 16,067.10, 22,172.70 and 8,993.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,067.10 : 22,172.70 = 8,993.49 : x
2. Step 2: Convert to fraction form
   16,067.10/22,172.70 = 8,993.49/x
3. Step 3: Cross multiply
   16,067.10x = 22,172.70 × 8,993.49
4. Step 4: Simplify right side
   16,067.10x = 199,409,955.72
5. Step 5: Solve for x
   x = 199,409,955.72/16,067.10
6. Step 6: Final answer
   x = 12,411.07