Finding the Fourth Proportional to 16,072.86, 22,175.46 and 8,998.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,072.86 : 22,175.46 = 8,998.32 : x
2. Step 2: Convert to fraction form
   16,072.86/22,175.46 = 8,998.32/x
3. Step 3: Cross multiply
   16,072.86x = 22,175.46 × 8,998.32
4. Step 4: Simplify right side
   16,072.86x = 199,541,885.23
5. Step 5: Solve for x
   x = 199,541,885.23/16,072.86
6. Step 6: Final answer
   x = 12,414.83