Finding the Third Proportional to 10,179,334 and 21,067,218

Step by Step Solution

1. Step 1: Write the proportion equation
   10,179,334 : 21,067,218 = 21,067,218 : x
2. Step 2: Convert to fraction form
   10,179,334/21,067,218 = 21,067,218/x
3. Step 3: Cross multiply
   10,179,334x = 21,067,218 × 21,067,218
4. Step 4: Simplify right side
   10,179,334x = 443,827,674,259,524
5. Step 5: Solve for x
   x = 443,827,674,259,524/10,179,334
6. Step 6: Final answer
   x = 43,600,855.84