Finding the Fourth Proportional to 16,056.24, 22,156.72 and 8,885.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,056.24 : 22,156.72 = 8,885.76 : x
2. Step 2: Convert to fraction form
   16,056.24/22,156.72 = 8,885.76/x
3. Step 3: Cross multiply
   16,056.24x = 22,156.72 × 8,885.76
4. Step 4: Simplify right side
   16,056.24x = 196,879,296.31
5. Step 5: Solve for x
   x = 196,879,296.31/16,056.24
6. Step 6: Final answer
   x = 12,261.86