Finding the Third Proportional to 21,330 and 34,077

Step by Step Solution

1. Step 1: Write the proportion equation
   21,330 : 34,077 = 34,077 : x
2. Step 2: Convert to fraction form
   21,330/34,077 = 34,077/x
3. Step 3: Cross multiply
   21,330x = 34,077 × 34,077
4. Step 4: Simplify right side
   21,330x = 1,161,241,929
5. Step 5: Solve for x
   x = 1,161,241,929/21,330
6. Step 6: Final answer
   x = 54,441.72