Finding the Third Proportional to 681,724 and 1,067,082

Step by Step Solution

1. Step 1: Write the proportion equation
   681,724 : 1,067,082 = 1,067,082 : x
2. Step 2: Convert to fraction form
   681,724/1,067,082 = 1,067,082/x
3. Step 3: Cross multiply
   681,724x = 1,067,082 × 1,067,082
4. Step 4: Simplify right side
   681,724x = 1,138,663,994,724
5. Step 5: Solve for x
   x = 1,138,663,994,724/681,724
6. Step 6: Final answer
   x = 1,670,271.25