Finding the Third Proportional to 778,924 and 1,619,768

Step by Step Solution

1. Step 1: Write the proportion equation
   778,924 : 1,619,768 = 1,619,768 : x
2. Step 2: Convert to fraction form
   778,924/1,619,768 = 1,619,768/x
3. Step 3: Cross multiply
   778,924x = 1,619,768 × 1,619,768
4. Step 4: Simplify right side
   778,924x = 2,623,648,373,824
5. Step 5: Solve for x
   x = 2,623,648,373,824/778,924
6. Step 6: Final answer
   x = 3,368,298.29