Finding the Third Proportional to 765,454 and 1,647,912

Step by Step Solution

1. Step 1: Write the proportion equation
   765,454 : 1,647,912 = 1,647,912 : x
2. Step 2: Convert to fraction form
   765,454/1,647,912 = 1,647,912/x
3. Step 3: Cross multiply
   765,454x = 1,647,912 × 1,647,912
4. Step 4: Simplify right side
   765,454x = 2,715,613,959,744
5. Step 5: Solve for x
   x = 2,715,613,959,744/765,454
6. Step 6: Final answer
   x = 3,547,716.73