Finding the Third Proportional to 3,802,340 and 8,454,802

Step by Step Solution

1. Step 1: Write the proportion equation
   3,802,340 : 8,454,802 = 8,454,802 : x
2. Step 2: Convert to fraction form
   3,802,340/8,454,802 = 8,454,802/x
3. Step 3: Cross multiply
   3,802,340x = 8,454,802 × 8,454,802
4. Step 4: Simplify right side
   3,802,340x = 71,483,676,859,204
5. Step 5: Solve for x
   x = 71,483,676,859,204/3,802,340
6. Step 6: Final answer
   x = 18,799,917.12