Finding the Third Proportional to 1,145,922 and 2,428,446

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,922 : 2,428,446 = 2,428,446 : x
2. Step 2: Convert to fraction form
   1,145,922/2,428,446 = 2,428,446/x
3. Step 3: Cross multiply
   1,145,922x = 2,428,446 × 2,428,446
4. Step 4: Simplify right side
   1,145,922x = 5,897,349,974,916
5. Step 5: Solve for x
   x = 5,897,349,974,916/1,145,922
6. Step 6: Final answer
   x = 5,146,379.92