Finding the Third Proportional to 789,616 and 1,736,660

Step by Step Solution

1. Step 1: Write the proportion equation
   789,616 : 1,736,660 = 1,736,660 : x
2. Step 2: Convert to fraction form
   789,616/1,736,660 = 1,736,660/x
3. Step 3: Cross multiply
   789,616x = 1,736,660 × 1,736,660
4. Step 4: Simplify right side
   789,616x = 3,015,987,955,600
5. Step 5: Solve for x
   x = 3,015,987,955,600/789,616
6. Step 6: Final answer
   x = 3,819,562.87