Finding the Third Proportional to 3,810,441 and 8,219,166

Step by Step Solution

1. Step 1: Write the proportion equation
   3,810,441 : 8,219,166 = 8,219,166 : x
2. Step 2: Convert to fraction form
   3,810,441/8,219,166 = 8,219,166/x
3. Step 3: Cross multiply
   3,810,441x = 8,219,166 × 8,219,166
4. Step 4: Simplify right side
   3,810,441x = 67,554,689,735,556
5. Step 5: Solve for x
   x = 67,554,689,735,556/3,810,441
6. Step 6: Final answer
   x = 17,728,837.62