Finding the Third Proportional to 763,343 and 1,036,697

Step by Step Solution

1. Step 1: Write the proportion equation
   763,343 : 1,036,697 = 1,036,697 : x
2. Step 2: Convert to fraction form
   763,343/1,036,697 = 1,036,697/x
3. Step 3: Cross multiply
   763,343x = 1,036,697 × 1,036,697
4. Step 4: Simplify right side
   763,343x = 1,074,740,669,809
5. Step 5: Solve for x
   x = 1,074,740,669,809/763,343
6. Step 6: Final answer
   x = 1,407,939.38