Finding the Fourth Proportional to 16,054.42, 22,155.24 and 8,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,054.42 : 22,155.24 = 8,981.50 : x
2. Step 2: Convert to fraction form
   16,054.42/22,155.24 = 8,981.50/x
3. Step 3: Cross multiply
   16,054.42x = 22,155.24 × 8,981.50
4. Step 4: Simplify right side
   16,054.42x = 198,987,288.06
5. Step 5: Solve for x
   x = 198,987,288.06/16,054.42
6. Step 6: Final answer
   x = 12,394.55