Finding the Third Proportional to 1,131,318 and 2,439,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,318 : 2,439,662 = 2,439,662 : x
2. Step 2: Convert to fraction form
   1,131,318/2,439,662 = 2,439,662/x
3. Step 3: Cross multiply
   1,131,318x = 2,439,662 × 2,439,662
4. Step 4: Simplify right side
   1,131,318x = 5,951,950,674,244
5. Step 5: Solve for x
   x = 5,951,950,674,244/1,131,318
6. Step 6: Final answer
   x = 5,261,076.62