Finding the Third Proportional to 763,376 and 1,036,743

Step by Step Solution

1. Step 1: Write the proportion equation
   763,376 : 1,036,743 = 1,036,743 : x
2. Step 2: Convert to fraction form
   763,376/1,036,743 = 1,036,743/x
3. Step 3: Cross multiply
   763,376x = 1,036,743 × 1,036,743
4. Step 4: Simplify right side
   763,376x = 1,074,836,048,049
5. Step 5: Solve for x
   x = 1,074,836,048,049/763,376
6. Step 6: Final answer
   x = 1,408,003.46