Finding the Third Proportional to 741,138 and 1,617,812

Step by Step Solution

1. Step 1: Write the proportion equation
   741,138 : 1,617,812 = 1,617,812 : x
2. Step 2: Convert to fraction form
   741,138/1,617,812 = 1,617,812/x
3. Step 3: Cross multiply
   741,138x = 1,617,812 × 1,617,812
4. Step 4: Simplify right side
   741,138x = 2,617,315,667,344
5. Step 5: Solve for x
   x = 2,617,315,667,344/741,138
6. Step 6: Final answer
   x = 3,531,482.22