Finding the Third Proportional to 3,802,326 and 8,454,774

Step by Step Solution

1. Step 1: Write the proportion equation
   3,802,326 : 8,454,774 = 8,454,774 : x
2. Step 2: Convert to fraction form
   3,802,326/8,454,774 = 8,454,774/x
3. Step 3: Cross multiply
   3,802,326x = 8,454,774 × 8,454,774
4. Step 4: Simplify right side
   3,802,326x = 71,483,203,391,076
5. Step 5: Solve for x
   x = 71,483,203,391,076/3,802,326
6. Step 6: Final answer
   x = 18,799,861.82