Finding the Third Proportional to 30,383 and 62,710

Step by Step Solution

1. Step 1: Write the proportion equation
   30,383 : 62,710 = 62,710 : x
2. Step 2: Convert to fraction form
   30,383/62,710 = 62,710/x
3. Step 3: Cross multiply
   30,383x = 62,710 × 62,710
4. Step 4: Simplify right side
   30,383x = 3,932,544,100
5. Step 5: Solve for x
   x = 3,932,544,100/30,383
6. Step 6: Final answer
   x = 129,432.38