Finding the Third Proportional to 756,779 and 1,172,996

Step by Step Solution

1. Step 1: Write the proportion equation
   756,779 : 1,172,996 = 1,172,996 : x
2. Step 2: Convert to fraction form
   756,779/1,172,996 = 1,172,996/x
3. Step 3: Cross multiply
   756,779x = 1,172,996 × 1,172,996
4. Step 4: Simplify right side
   756,779x = 1,375,919,616,016
5. Step 5: Solve for x
   x = 1,375,919,616,016/756,779
6. Step 6: Final answer
   x = 1,818,126.05