Finding the Third Proportional to 3,783,078 and 8,301,132

Step by Step Solution

1. Step 1: Write the proportion equation
   3,783,078 : 8,301,132 = 8,301,132 : x
2. Step 2: Convert to fraction form
   3,783,078/8,301,132 = 8,301,132/x
3. Step 3: Cross multiply
   3,783,078x = 8,301,132 × 8,301,132
4. Step 4: Simplify right side
   3,783,078x = 68,908,792,481,424
5. Step 5: Solve for x
   x = 68,908,792,481,424/3,783,078
6. Step 6: Final answer
   x = 18,215,007.06