Finding the Third Proportional to 779,336 and 1,677,040

Step by Step Solution

1. Step 1: Write the proportion equation
   779,336 : 1,677,040 = 1,677,040 : x
2. Step 2: Convert to fraction form
   779,336/1,677,040 = 1,677,040/x
3. Step 3: Cross multiply
   779,336x = 1,677,040 × 1,677,040
4. Step 4: Simplify right side
   779,336x = 2,812,463,161,600
5. Step 5: Solve for x
   x = 2,812,463,161,600/779,336
6. Step 6: Final answer
   x = 3,608,794.10