Finding the Fourth Proportional to 16,018.72, 22,104.88 and 8,945.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,018.72 : 22,104.88 = 8,945.52 : x
2. Step 2: Convert to fraction form
   16,018.72/22,104.88 = 8,945.52/x
3. Step 3: Cross multiply
   16,018.72x = 22,104.88 × 8,945.52
4. Step 4: Simplify right side
   16,018.72x = 197,739,646.14
5. Step 5: Solve for x
   x = 197,739,646.14/16,018.72
6. Step 6: Final answer
   x = 12,344.29