Finding the Third Proportional to 676,856 and 1,015,429

Step by Step Solution

1. Step 1: Write the proportion equation
   676,856 : 1,015,429 = 1,015,429 : x
2. Step 2: Convert to fraction form
   676,856/1,015,429 = 1,015,429/x
3. Step 3: Cross multiply
   676,856x = 1,015,429 × 1,015,429
4. Step 4: Simplify right side
   676,856x = 1,031,096,054,041
5. Step 5: Solve for x
   x = 1,031,096,054,041/676,856
6. Step 6: Final answer
   x = 1,523,361.03