Finding the Third Proportional to 1,412,115 and 2,155,122

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412,115 : 2,155,122 = 2,155,122 : x
2. Step 2: Convert to fraction form
   1,412,115/2,155,122 = 2,155,122/x
3. Step 3: Cross multiply
   1,412,115x = 2,155,122 × 2,155,122
4. Step 4: Simplify right side
   1,412,115x = 4,644,550,834,884
5. Step 5: Solve for x
   x = 4,644,550,834,884/1,412,115
6. Step 6: Final answer
   x = 3,289,074.07