Finding the Third Proportional to 2,510,790 and 5,446,668

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510,790 : 5,446,668 = 5,446,668 : x
2. Step 2: Convert to fraction form
   2,510,790/5,446,668 = 5,446,668/x
3. Step 3: Cross multiply
   2,510,790x = 5,446,668 × 5,446,668
4. Step 4: Simplify right side
   2,510,790x = 29,666,192,302,224
5. Step 5: Solve for x
   x = 29,666,192,302,224/2,510,790
6. Step 6: Final answer
   x = 11,815,481.30