Finding the Third Proportional to 683,634 and 1,061,281

Step by Step Solution

1. Step 1: Write the proportion equation
   683,634 : 1,061,281 = 1,061,281 : x
2. Step 2: Convert to fraction form
   683,634/1,061,281 = 1,061,281/x
3. Step 3: Cross multiply
   683,634x = 1,061,281 × 1,061,281
4. Step 4: Simplify right side
   683,634x = 1,126,317,360,961
5. Step 5: Solve for x
   x = 1,126,317,360,961/683,634
6. Step 6: Final answer
   x = 1,647,544.39