Finding the Third Proportional to 838,056 and 1,297,398

Step by Step Solution

1. Step 1: Write the proportion equation
   838,056 : 1,297,398 = 1,297,398 : x
2. Step 2: Convert to fraction form
   838,056/1,297,398 = 1,297,398/x
3. Step 3: Cross multiply
   838,056x = 1,297,398 × 1,297,398
4. Step 4: Simplify right side
   838,056x = 1,683,241,570,404
5. Step 5: Solve for x
   x = 1,683,241,570,404/838,056
6. Step 6: Final answer
   x = 2,008,507.27