Finding the Fourth Proportional to 21,662.41, 32,483.89 and 9,969.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,662.41 : 32,483.89 = 9,969.25 : x
2. Step 2: Convert to fraction form
   21,662.41/32,483.89 = 9,969.25/x
3. Step 3: Cross multiply
   21,662.41x = 32,483.89 × 9,969.25
4. Step 4: Simplify right side
   21,662.41x = 323,840,020.38
5. Step 5: Solve for x
   x = 323,840,020.38/21,662.41
6. Step 6: Final answer
   x = 14,949.40