Finding the Third Proportional to 3,959,050 and 8,624,660

Step by Step Solution

1. Step 1: Write the proportion equation
   3,959,050 : 8,624,660 = 8,624,660 : x
2. Step 2: Convert to fraction form
   3,959,050/8,624,660 = 8,624,660/x
3. Step 3: Cross multiply
   3,959,050x = 8,624,660 × 8,624,660
4. Step 4: Simplify right side
   3,959,050x = 74,384,760,115,600
5. Step 5: Solve for x
   x = 74,384,760,115,600/3,959,050
6. Step 6: Final answer
   x = 18,788,537.68