Finding the Third Proportional to 772,779 and 1,182,180

Step by Step Solution

1. Step 1: Write the proportion equation
   772,779 : 1,182,180 = 1,182,180 : x
2. Step 2: Convert to fraction form
   772,779/1,182,180 = 1,182,180/x
3. Step 3: Cross multiply
   772,779x = 1,182,180 × 1,182,180
4. Step 4: Simplify right side
   772,779x = 1,397,549,552,400
5. Step 5: Solve for x
   x = 1,397,549,552,400/772,779
6. Step 6: Final answer
   x = 1,808,472.48