Finding the Third Proportional to 683,632 and 1,061,278

Step by Step Solution

1. Step 1: Write the proportion equation
   683,632 : 1,061,278 = 1,061,278 : x
2. Step 2: Convert to fraction form
   683,632/1,061,278 = 1,061,278/x
3. Step 3: Cross multiply
   683,632x = 1,061,278 × 1,061,278
4. Step 4: Simplify right side
   683,632x = 1,126,310,993,284
5. Step 5: Solve for x
   x = 1,126,310,993,284/683,632
6. Step 6: Final answer
   x = 1,647,539.89