Finding the Third Proportional to 30,734 and 45,930

Step by Step Solution

1. Step 1: Write the proportion equation
   30,734 : 45,930 = 45,930 : x
2. Step 2: Convert to fraction form
   30,734/45,930 = 45,930/x
3. Step 3: Cross multiply
   30,734x = 45,930 × 45,930
4. Step 4: Simplify right side
   30,734x = 2,109,564,900
5. Step 5: Solve for x
   x = 2,109,564,900/30,734
6. Step 6: Final answer
   x = 68,639.45