Finding the Third Proportional to 585,766 and 1,278,956

Step by Step Solution

1. Step 1: Write the proportion equation
   585,766 : 1,278,956 = 1,278,956 : x
2. Step 2: Convert to fraction form
   585,766/1,278,956 = 1,278,956/x
3. Step 3: Cross multiply
   585,766x = 1,278,956 × 1,278,956
4. Step 4: Simplify right side
   585,766x = 1,635,728,449,936
5. Step 5: Solve for x
   x = 1,635,728,449,936/585,766
6. Step 6: Final answer
   x = 2,792,460.56