Finding the Third Proportional to 3,812,562 and 8,380,827

Step by Step Solution

1. Step 1: Write the proportion equation
   3,812,562 : 8,380,827 = 8,380,827 : x
2. Step 2: Convert to fraction form
   3,812,562/8,380,827 = 8,380,827/x
3. Step 3: Cross multiply
   3,812,562x = 8,380,827 × 8,380,827
4. Step 4: Simplify right side
   3,812,562x = 70,238,261,203,929
5. Step 5: Solve for x
   x = 70,238,261,203,929/3,812,562
6. Step 6: Final answer
   x = 18,422,850.88