Finding the Third Proportional to 5,297,976 and 8,201,628

Step by Step Solution

1. Step 1: Write the proportion equation
   5,297,976 : 8,201,628 = 8,201,628 : x
2. Step 2: Convert to fraction form
   5,297,976/8,201,628 = 8,201,628/x
3. Step 3: Cross multiply
   5,297,976x = 8,201,628 × 8,201,628
4. Step 4: Simplify right side
   5,297,976x = 67,266,701,850,384
5. Step 5: Solve for x
   x = 67,266,701,850,384/5,297,976
6. Step 6: Final answer
   x = 12,696,679.23