Finding the Third Proportional to 776,285 and 1,697,398

Step by Step Solution

1. Step 1: Write the proportion equation
   776,285 : 1,697,398 = 1,697,398 : x
2. Step 2: Convert to fraction form
   776,285/1,697,398 = 1,697,398/x
3. Step 3: Cross multiply
   776,285x = 1,697,398 × 1,697,398
4. Step 4: Simplify right side
   776,285x = 2,881,159,970,404
5. Step 5: Solve for x
   x = 2,881,159,970,404/776,285
6. Step 6: Final answer
   x = 3,711,471.91