Finding the Third Proportional to 3,728,622 and 8,168,652

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728,622 : 8,168,652 = 8,168,652 : x
2. Step 2: Convert to fraction form
   3,728,622/8,168,652 = 8,168,652/x
3. Step 3: Cross multiply
   3,728,622x = 8,168,652 × 8,168,652
4. Step 4: Simplify right side
   3,728,622x = 66,726,875,497,104
5. Step 5: Solve for x
   x = 66,726,875,497,104/3,728,622
6. Step 6: Final answer
   x = 17,895,854.15