Finding the Third Proportional to 1,560,778 and 3,419,808

Step by Step Solution

1. Step 1: Write the proportion equation
   1,560,778 : 3,419,808 = 3,419,808 : x
2. Step 2: Convert to fraction form
   1,560,778/3,419,808 = 3,419,808/x
3. Step 3: Cross multiply
   1,560,778x = 3,419,808 × 3,419,808
4. Step 4: Simplify right side
   1,560,778x = 11,695,086,756,864
5. Step 5: Solve for x
   x = 11,695,086,756,864/1,560,778
6. Step 6: Final answer
   x = 7,493,113.53