Finding the Third Proportional to 11,172 and 30,324

Step by Step Solution

1. Step 1: Write the proportion equation
   11,172 : 30,324 = 30,324 : x
2. Step 2: Convert to fraction form
   11,172/30,324 = 30,324/x
3. Step 3: Cross multiply
   11,172x = 30,324 × 30,324
4. Step 4: Simplify right side
   11,172x = 919,544,976
5. Step 5: Solve for x
   x = 919,544,976/11,172
6. Step 6: Final answer
   x = 82,308