Finding the Third Proportional to 21,816 and 32,904

Step by Step Solution

1. Step 1: Write the proportion equation
   21,816 : 32,904 = 32,904 : x
2. Step 2: Convert to fraction form
   21,816/32,904 = 32,904/x
3. Step 3: Cross multiply
   21,816x = 32,904 × 32,904
4. Step 4: Simplify right side
   21,816x = 1,082,673,216
5. Step 5: Solve for x
   x = 1,082,673,216/21,816
6. Step 6: Final answer
   x = 49,627.49