Finding the Fourth Proportional to 16,073.10, 22,180.82 and 8,999.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,073.10 : 22,180.82 = 8,999.51 : x
2. Step 2: Convert to fraction form
   16,073.10/22,180.82 = 8,999.51/x
3. Step 3: Cross multiply
   16,073.10x = 22,180.82 × 8,999.51
4. Step 4: Simplify right side
   16,073.10x = 199,616,355.50
5. Step 5: Solve for x
   x = 199,616,355.50/16,073.10
6. Step 6: Final answer
   x = 12,419.28