Finding the Third Proportional to 4,115,616 and 8,863,355

Step by Step Solution

1. Step 1: Write the proportion equation
   4,115,616 : 8,863,355 = 8,863,355 : x
2. Step 2: Convert to fraction form
   4,115,616/8,863,355 = 8,863,355/x
3. Step 3: Cross multiply
   4,115,616x = 8,863,355 × 8,863,355
4. Step 4: Simplify right side
   4,115,616x = 78,559,061,856,025
5. Step 5: Solve for x
   x = 78,559,061,856,025/4,115,616
6. Step 6: Final answer
   x = 19,088,044.62