Finding the Third Proportional to 2,666,878 and 5,750,756

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,878 : 5,750,756 = 5,750,756 : x
2. Step 2: Convert to fraction form
   2,666,878/5,750,756 = 5,750,756/x
3. Step 3: Cross multiply
   2,666,878x = 5,750,756 × 5,750,756
4. Step 4: Simplify right side
   2,666,878x = 33,071,194,571,536
5. Step 5: Solve for x
   x = 33,071,194,571,536/2,666,878
6. Step 6: Final answer
   x = 12,400,715.21