Finding the Third Proportional to 1,070,406 and 2,245,878

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070,406 : 2,245,878 = 2,245,878 : x
2. Step 2: Convert to fraction form
   1,070,406/2,245,878 = 2,245,878/x
3. Step 3: Cross multiply
   1,070,406x = 2,245,878 × 2,245,878
4. Step 4: Simplify right side
   1,070,406x = 5,043,967,990,884
5. Step 5: Solve for x
   x = 5,043,967,990,884/1,070,406
6. Step 6: Final answer
   x = 4,712,200.78