Finding the Third Proportional to 1,398,479 and 3,062,719

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,479 : 3,062,719 = 3,062,719 : x
2. Step 2: Convert to fraction form
   1,398,479/3,062,719 = 3,062,719/x
3. Step 3: Cross multiply
   1,398,479x = 3,062,719 × 3,062,719
4. Step 4: Simplify right side
   1,398,479x = 9,380,247,672,961
5. Step 5: Solve for x
   x = 9,380,247,672,961/1,398,479
6. Step 6: Final answer
   x = 6,707,464.09