Finding the Third Proportional to 3,642,871 and 5,434,782

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642,871 : 5,434,782 = 5,434,782 : x
2. Step 2: Convert to fraction form
   3,642,871/5,434,782 = 5,434,782/x
3. Step 3: Cross multiply
   3,642,871x = 5,434,782 × 5,434,782
4. Step 4: Simplify right side
   3,642,871x = 29,536,855,387,524
5. Step 5: Solve for x
   x = 29,536,855,387,524/3,642,871
6. Step 6: Final answer
   x = 8,108,125.54