Finding the Third Proportional to 687,563 and 1,010,282

Step by Step Solution

1. Step 1: Write the proportion equation
   687,563 : 1,010,282 = 1,010,282 : x
2. Step 2: Convert to fraction form
   687,563/1,010,282 = 1,010,282/x
3. Step 3: Cross multiply
   687,563x = 1,010,282 × 1,010,282
4. Step 4: Simplify right side
   687,563x = 1,020,669,719,524
5. Step 5: Solve for x
   x = 1,020,669,719,524/687,563
6. Step 6: Final answer
   x = 1,484,474.47