Finding the Third Proportional to 2,620,899 and 5,726,718

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620,899 : 5,726,718 = 5,726,718 : x
2. Step 2: Convert to fraction form
   2,620,899/5,726,718 = 5,726,718/x
3. Step 3: Cross multiply
   2,620,899x = 5,726,718 × 5,726,718
4. Step 4: Simplify right side
   2,620,899x = 32,795,299,051,524
5. Step 5: Solve for x
   x = 32,795,299,051,524/2,620,899
6. Step 6: Final answer
   x = 12,512,996.13