Finding the Third Proportional to 2,627,438 and 5,686,684

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627,438 : 5,686,684 = 5,686,684 : x
2. Step 2: Convert to fraction form
   2,627,438/5,686,684 = 5,686,684/x
3. Step 3: Cross multiply
   2,627,438x = 5,686,684 × 5,686,684
4. Step 4: Simplify right side
   2,627,438x = 32,338,374,915,856
5. Step 5: Solve for x
   x = 32,338,374,915,856/2,627,438
6. Step 6: Final answer
   x = 12,307,949.77