Finding the Third Proportional to 1,410,942 and 2,129,145

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410,942 : 2,129,145 = 2,129,145 : x
2. Step 2: Convert to fraction form
   1,410,942/2,129,145 = 2,129,145/x
3. Step 3: Cross multiply
   1,410,942x = 2,129,145 × 2,129,145
4. Step 4: Simplify right side
   1,410,942x = 4,533,258,431,025
5. Step 5: Solve for x
   x = 4,533,258,431,025/1,410,942
6. Step 6: Final answer
   x = 3,212,930.39