Finding the Fourth Proportional to 16,234.14, 22,403.76 and 9,160.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,234.14 : 22,403.76 = 9,160.83 : x
2. Step 2: Convert to fraction form
   16,234.14/22,403.76 = 9,160.83/x
3. Step 3: Cross multiply
   16,234.14x = 22,403.76 × 9,160.83
4. Step 4: Simplify right side
   16,234.14x = 205,237,036.72
5. Step 5: Solve for x
   x = 205,237,036.72/16,234.14
6. Step 6: Final answer
   x = 12,642.31