Finding the Third Proportional to 672,366 and 1,456,734

Step by Step Solution

1. Step 1: Write the proportion equation
   672,366 : 1,456,734 = 1,456,734 : x
2. Step 2: Convert to fraction form
   672,366/1,456,734 = 1,456,734/x
3. Step 3: Cross multiply
   672,366x = 1,456,734 × 1,456,734
4. Step 4: Simplify right side
   672,366x = 2,122,073,946,756
5. Step 5: Solve for x
   x = 2,122,073,946,756/672,366
6. Step 6: Final answer
   x = 3,156,129.17