Finding the Third Proportional to 3,812,442 and 8,210,676

Step by Step Solution

1. Step 1: Write the proportion equation
   3,812,442 : 8,210,676 = 8,210,676 : x
2. Step 2: Convert to fraction form
   3,812,442/8,210,676 = 8,210,676/x
3. Step 3: Cross multiply
   3,812,442x = 8,210,676 × 8,210,676
4. Step 4: Simplify right side
   3,812,442x = 67,415,200,376,976
5. Step 5: Solve for x
   x = 67,415,200,376,976/3,812,442
6. Step 6: Final answer
   x = 17,682,944.52