Finding the Third Proportional to 1,308,897 and 1,920,249

Step by Step Solution

1. Step 1: Write the proportion equation
   1,308,897 : 1,920,249 = 1,920,249 : x
2. Step 2: Convert to fraction form
   1,308,897/1,920,249 = 1,920,249/x
3. Step 3: Cross multiply
   1,308,897x = 1,920,249 × 1,920,249
4. Step 4: Simplify right side
   1,308,897x = 3,687,356,222,001
5. Step 5: Solve for x
   x = 3,687,356,222,001/1,308,897
6. Step 6: Final answer
   x = 2,817,147.74