Finding the Fourth Proportional to 14,429.20, 19,912.22 and 8,055.42

Step by Step Solution

1. Step 1: Write the proportion equation
   14,429.20 : 19,912.22 = 8,055.42 : x
2. Step 2: Convert to fraction form
   14,429.20/19,912.22 = 8,055.42/x
3. Step 3: Cross multiply
   14,429.20x = 19,912.22 × 8,055.42
4. Step 4: Simplify right side
   14,429.20x = 160,401,295.23
5. Step 5: Solve for x
   x = 160,401,295.23/14,429.20
6. Step 6: Final answer
   x = 11,116.44