Finding the Third Proportional to 20,900 and 32,399

Step by Step Solution

1. Step 1: Write the proportion equation
   20,900 : 32,399 = 32,399 : x
2. Step 2: Convert to fraction form
   20,900/32,399 = 32,399/x
3. Step 3: Cross multiply
   20,900x = 32,399 × 32,399
4. Step 4: Simplify right side
   20,900x = 1,049,695,201
5. Step 5: Solve for x
   x = 1,049,695,201/20,900
6. Step 6: Final answer
   x = 50,224.65