Finding the Third Proportional to 779,338 and 1,619,903

Step by Step Solution

1. Step 1: Write the proportion equation
   779,338 : 1,619,903 = 1,619,903 : x
2. Step 2: Convert to fraction form
   779,338/1,619,903 = 1,619,903/x
3. Step 3: Cross multiply
   779,338x = 1,619,903 × 1,619,903
4. Step 4: Simplify right side
   779,338x = 2,624,085,729,409
5. Step 5: Solve for x
   x = 2,624,085,729,409/779,338
6. Step 6: Final answer
   x = 3,367,070.17