Finding the Third Proportional to 3,728,998 and 8,122,250

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728,998 : 8,122,250 = 8,122,250 : x
2. Step 2: Convert to fraction form
   3,728,998/8,122,250 = 8,122,250/x
3. Step 3: Cross multiply
   3,728,998x = 8,122,250 × 8,122,250
4. Step 4: Simplify right side
   3,728,998x = 65,970,945,062,500
5. Step 5: Solve for x
   x = 65,970,945,062,500/3,728,998
6. Step 6: Final answer
   x = 17,691,332.92