Finding the Fourth Proportional to 16,058.71, 22,161.04 and 8,889.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,058.71 : 22,161.04 = 8,889.12 : x
2. Step 2: Convert to fraction form
   16,058.71/22,161.04 = 8,889.12/x
3. Step 3: Cross multiply
   16,058.71x = 22,161.04 × 8,889.12
4. Step 4: Simplify right side
   16,058.71x = 196,992,109.34
5. Step 5: Solve for x
   x = 196,992,109.34/16,058.71
6. Step 6: Final answer
   x = 12,267.00