Finding the Fourth Proportional to 14,429.72, 21,653.22 and 5,196.44

Step by Step Solution

1. Step 1: Write the proportion equation
   14,429.72 : 21,653.22 = 5,196.44 : x
2. Step 2: Convert to fraction form
   14,429.72/21,653.22 = 5,196.44/x
3. Step 3: Cross multiply
   14,429.72x = 21,653.22 × 5,196.44
4. Step 4: Simplify right side
   14,429.72x = 112,519,658.54
5. Step 5: Solve for x
   x = 112,519,658.54/14,429.72
6. Step 6: Final answer
   x = 7,797.77