Finding the Third Proportional to 769,651 and 1,781,546

Step by Step Solution

1. Step 1: Write the proportion equation
   769,651 : 1,781,546 = 1,781,546 : x
2. Step 2: Convert to fraction form
   769,651/1,781,546 = 1,781,546/x
3. Step 3: Cross multiply
   769,651x = 1,781,546 × 1,781,546
4. Step 4: Simplify right side
   769,651x = 3,173,906,150,116
5. Step 5: Solve for x
   x = 3,173,906,150,116/769,651
6. Step 6: Final answer
   x = 4,123,825.15