Finding the Third Proportional to 631,902 and 1,391,892

Step by Step Solution

1. Step 1: Write the proportion equation
   631,902 : 1,391,892 = 1,391,892 : x
2. Step 2: Convert to fraction form
   631,902/1,391,892 = 1,391,892/x
3. Step 3: Cross multiply
   631,902x = 1,391,892 × 1,391,892
4. Step 4: Simplify right side
   631,902x = 1,937,363,339,664
5. Step 5: Solve for x
   x = 1,937,363,339,664/631,902
6. Step 6: Final answer
   x = 3,065,923.73