Finding the Third Proportional to 773,907 and 1,172,544

Step by Step Solution

1. Step 1: Write the proportion equation
   773,907 : 1,172,544 = 1,172,544 : x
2. Step 2: Convert to fraction form
   773,907/1,172,544 = 1,172,544/x
3. Step 3: Cross multiply
   773,907x = 1,172,544 × 1,172,544
4. Step 4: Simplify right side
   773,907x = 1,374,859,431,936
5. Step 5: Solve for x
   x = 1,374,859,431,936/773,907
6. Step 6: Final answer
   x = 1,776,517.63