Finding the Third Proportional to 1,819,672 and 3,894,957

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819,672 : 3,894,957 = 3,894,957 : x
2. Step 2: Convert to fraction form
   1,819,672/3,894,957 = 3,894,957/x
3. Step 3: Cross multiply
   1,819,672x = 3,894,957 × 3,894,957
4. Step 4: Simplify right side
   1,819,672x = 15,170,690,031,849
5. Step 5: Solve for x
   x = 15,170,690,031,849/1,819,672
6. Step 6: Final answer
   x = 8,337,046.47