Finding the Fourth Proportional to 16,061.26, 22,164.52 and 8,989.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.26 : 22,164.52 = 8,989.04 : x
2. Step 2: Convert to fraction form
   16,061.26/22,164.52 = 8,989.04/x
3. Step 3: Cross multiply
   16,061.26x = 22,164.52 × 8,989.04
4. Step 4: Simplify right side
   16,061.26x = 199,237,756.86
5. Step 5: Solve for x
   x = 199,237,756.86/16,061.26
6. Step 6: Final answer
   x = 12,404.86