Finding the Third Proportional to 3,457,719 and 5,074,398

Step by Step Solution

1. Step 1: Write the proportion equation
   3,457,719 : 5,074,398 = 5,074,398 : x
2. Step 2: Convert to fraction form
   3,457,719/5,074,398 = 5,074,398/x
3. Step 3: Cross multiply
   3,457,719x = 5,074,398 × 5,074,398
4. Step 4: Simplify right side
   3,457,719x = 25,749,515,062,404
5. Step 5: Solve for x
   x = 25,749,515,062,404/3,457,719
6. Step 6: Final answer
   x = 7,446,965.78