Finding the Third Proportional to 21,072 and 32,844

Step by Step Solution

1. Step 1: Write the proportion equation
   21,072 : 32,844 = 32,844 : x
2. Step 2: Convert to fraction form
   21,072/32,844 = 32,844/x
3. Step 3: Cross multiply
   21,072x = 32,844 × 32,844
4. Step 4: Simplify right side
   21,072x = 1,078,728,336
5. Step 5: Solve for x
   x = 1,078,728,336/21,072
6. Step 6: Final answer
   x = 51,192.50