Finding the Third Proportional to 585,662 and 1,278,736

Step by Step Solution

1. Step 1: Write the proportion equation
   585,662 : 1,278,736 = 1,278,736 : x
2. Step 2: Convert to fraction form
   585,662/1,278,736 = 1,278,736/x
3. Step 3: Cross multiply
   585,662x = 1,278,736 × 1,278,736
4. Step 4: Simplify right side
   585,662x = 1,635,165,757,696
5. Step 5: Solve for x
   x = 1,635,165,757,696/585,662
6. Step 6: Final answer
   x = 2,791,995.65