Finding the Third Proportional to 688,864 and 1,459,676

Step by Step Solution

1. Step 1: Write the proportion equation
   688,864 : 1,459,676 = 1,459,676 : x
2. Step 2: Convert to fraction form
   688,864/1,459,676 = 1,459,676/x
3. Step 3: Cross multiply
   688,864x = 1,459,676 × 1,459,676
4. Step 4: Simplify right side
   688,864x = 2,130,654,024,976
5. Step 5: Solve for x
   x = 2,130,654,024,976/688,864
6. Step 6: Final answer
   x = 3,092,996.62