Finding the Fourth Proportional to 22,663.10, 33,982.97 and 10,172.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,663.10 : 33,982.97 = 10,172.42 : x
2. Step 2: Convert to fraction form
   22,663.10/33,982.97 = 10,172.42/x
3. Step 3: Cross multiply
   22,663.10x = 33,982.97 × 10,172.42
4. Step 4: Simplify right side
   22,663.10x = 345,689,043.69
5. Step 5: Solve for x
   x = 345,689,043.69/22,663.10
6. Step 6: Final answer
   x = 15,253.39