Finding the Fourth Proportional to 16,481.72, 22,745.34 and 9,029.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,481.72 : 22,745.34 = 9,029.72 : x
2. Step 2: Convert to fraction form
   16,481.72/22,745.34 = 9,029.72/x
3. Step 3: Cross multiply
   16,481.72x = 22,745.34 × 9,029.72
4. Step 4: Simplify right side
   16,481.72x = 205,384,051.50
5. Step 5: Solve for x
   x = 205,384,051.50/16,481.72
6. Step 6: Final answer
   x = 12,461.32