Finding the Third Proportional to 680,562 and 1,044,636

Step by Step Solution

1. Step 1: Write the proportion equation
   680,562 : 1,044,636 = 1,044,636 : x
2. Step 2: Convert to fraction form
   680,562/1,044,636 = 1,044,636/x
3. Step 3: Cross multiply
   680,562x = 1,044,636 × 1,044,636
4. Step 4: Simplify right side
   680,562x = 1,091,264,372,496
5. Step 5: Solve for x
   x = 1,091,264,372,496/680,562
6. Step 6: Final answer
   x = 1,603,475.32