Finding the Fourth Proportional to 21,704.50, 32,560.98 and 9,224.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,704.50 : 32,560.98 = 9,224.38 : x
2. Step 2: Convert to fraction form
   21,704.50/32,560.98 = 9,224.38/x
3. Step 3: Cross multiply
   21,704.50x = 32,560.98 × 9,224.38
4. Step 4: Simplify right side
   21,704.50x = 300,354,852.69
5. Step 5: Solve for x
   x = 300,354,852.69/21,704.50
6. Step 6: Final answer
   x = 13,838.37