Finding the Third Proportional to 683,736 and 1,061,442

Step by Step Solution

1. Step 1: Write the proportion equation
   683,736 : 1,061,442 = 1,061,442 : x
2. Step 2: Convert to fraction form
   683,736/1,061,442 = 1,061,442/x
3. Step 3: Cross multiply
   683,736x = 1,061,442 × 1,061,442
4. Step 4: Simplify right side
   683,736x = 1,126,659,119,364
5. Step 5: Solve for x
   x = 1,126,659,119,364/683,736
6. Step 6: Final answer
   x = 1,647,798.45