Finding the Fourth Proportional to 21,940.50, 32,915.52 and 10,247.34

Step by Step Solution

1. Step 1: Write the proportion equation
   21,940.50 : 32,915.52 = 10,247.34 : x
2. Step 2: Convert to fraction form
   21,940.50/32,915.52 = 10,247.34/x
3. Step 3: Cross multiply
   21,940.50x = 32,915.52 × 10,247.34
4. Step 4: Simplify right side
   21,940.50x = 337,296,524.72
5. Step 5: Solve for x
   x = 337,296,524.72/21,940.50
6. Step 6: Final answer
   x = 15,373.24