Finding the Fourth Proportional to 16,054.56, 22,156.38 and 8,981.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,054.56 : 22,156.38 = 8,981.64 : x
2. Step 2: Convert to fraction form
   16,054.56/22,156.38 = 8,981.64/x
3. Step 3: Cross multiply
   16,054.56x = 22,156.38 × 8,981.64
4. Step 4: Simplify right side
   16,054.56x = 199,000,628.86
5. Step 5: Solve for x
   x = 199,000,628.86/16,054.56
6. Step 6: Final answer
   x = 12,395.27