Finding the Fourth Proportional to 21,443.09, 32,171.25 and 9,606.83

Step by Step Solution

1. Step 1: Write the proportion equation
   21,443.09 : 32,171.25 = 9,606.83 : x
2. Step 2: Convert to fraction form
   21,443.09/32,171.25 = 9,606.83/x
3. Step 3: Cross multiply
   21,443.09x = 32,171.25 × 9,606.83
4. Step 4: Simplify right side
   21,443.09x = 309,063,520.75
5. Step 5: Solve for x
   x = 309,063,520.75/21,443.09
6. Step 6: Final answer
   x = 14,413.20