Finding the Third Proportional to 776,934 and 1,690,596

Step by Step Solution

1. Step 1: Write the proportion equation
   776,934 : 1,690,596 = 1,690,596 : x
2. Step 2: Convert to fraction form
   776,934/1,690,596 = 1,690,596/x
3. Step 3: Cross multiply
   776,934x = 1,690,596 × 1,690,596
4. Step 4: Simplify right side
   776,934x = 2,858,114,835,216
5. Step 5: Solve for x
   x = 2,858,114,835,216/776,934
6. Step 6: Final answer
   x = 3,678,709.95