Finding the Third Proportional to 20,434 and 30,268

Step by Step Solution

1. Step 1: Write the proportion equation
   20,434 : 30,268 = 30,268 : x
2. Step 2: Convert to fraction form
   20,434/30,268 = 30,268/x
3. Step 3: Cross multiply
   20,434x = 30,268 × 30,268
4. Step 4: Simplify right side
   20,434x = 916,151,824
5. Step 5: Solve for x
   x = 916,151,824/20,434
6. Step 6: Final answer
   x = 44,834.68