Finding the Third Proportional to 1,145,926 and 2,428,455

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,926 : 2,428,455 = 2,428,455 : x
2. Step 2: Convert to fraction form
   1,145,926/2,428,455 = 2,428,455/x
3. Step 3: Cross multiply
   1,145,926x = 2,428,455 × 2,428,455
4. Step 4: Simplify right side
   1,145,926x = 5,897,393,687,025
5. Step 5: Solve for x
   x = 5,897,393,687,025/1,145,926
6. Step 6: Final answer
   x = 5,146,400.11