Finding the Fourth Proportional to 16,061.25, 22,164.53 and 8,989.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.25 : 22,164.53 = 8,989.04 : x
2. Step 2: Convert to fraction form
   16,061.25/22,164.53 = 8,989.04/x
3. Step 3: Cross multiply
   16,061.25x = 22,164.53 × 8,989.04
4. Step 4: Simplify right side
   16,061.25x = 199,237,846.75
5. Step 5: Solve for x
   x = 199,237,846.75/16,061.25
6. Step 6: Final answer
   x = 12,404.88