Finding the Third Proportional to 3,860,624 and 8,234,228

Step by Step Solution

1. Step 1: Write the proportion equation
   3,860,624 : 8,234,228 = 8,234,228 : x
2. Step 2: Convert to fraction form
   3,860,624/8,234,228 = 8,234,228/x
3. Step 3: Cross multiply
   3,860,624x = 8,234,228 × 8,234,228
4. Step 4: Simplify right side
   3,860,624x = 67,802,510,755,984
5. Step 5: Solve for x
   x = 67,802,510,755,984/3,860,624
6. Step 6: Final answer
   x = 17,562,578.16