Finding the Third Proportional to 1,135,978 and 2,431,562

Step by Step Solution

1. Step 1: Write the proportion equation
   1,135,978 : 2,431,562 = 2,431,562 : x
2. Step 2: Convert to fraction form
   1,135,978/2,431,562 = 2,431,562/x
3. Step 3: Cross multiply
   1,135,978x = 2,431,562 × 2,431,562
4. Step 4: Simplify right side
   1,135,978x = 5,912,493,759,844
5. Step 5: Solve for x
   x = 5,912,493,759,844/1,135,978
6. Step 6: Final answer
   x = 5,204,760.80