Finding the Third Proportional to 10,422,022 and 22,638,155

Step by Step Solution

1. Step 1: Write the proportion equation
   10,422,022 : 22,638,155 = 22,638,155 : x
2. Step 2: Convert to fraction form
   10,422,022/22,638,155 = 22,638,155/x
3. Step 3: Cross multiply
   10,422,022x = 22,638,155 × 22,638,155
4. Step 4: Simplify right side
   10,422,022x = 512,486,061,804,025
5. Step 5: Solve for x
   x = 512,486,061,804,025/10,422,022
6. Step 6: Final answer
   x = 49,173,381.31