Finding the Third Proportional to 21,572 and 34,304

Step by Step Solution

1. Step 1: Write the proportion equation
   21,572 : 34,304 = 34,304 : x
2. Step 2: Convert to fraction form
   21,572/34,304 = 34,304/x
3. Step 3: Cross multiply
   21,572x = 34,304 × 34,304
4. Step 4: Simplify right side
   21,572x = 1,176,764,416
5. Step 5: Solve for x
   x = 1,176,764,416/21,572
6. Step 6: Final answer
   x = 54,550.55