Finding the Third Proportional to 366,900 and 756,648

Step by Step Solution

1. Step 1: Write the proportion equation
   366,900 : 756,648 = 756,648 : x
2. Step 2: Convert to fraction form
   366,900/756,648 = 756,648/x
3. Step 3: Cross multiply
   366,900x = 756,648 × 756,648
4. Step 4: Simplify right side
   366,900x = 572,516,195,904
5. Step 5: Solve for x
   x = 572,516,195,904/366,900
6. Step 6: Final answer
   x = 1,560,414.82