Finding the Third Proportional to 41,728,916 and 89,628,078

Step by Step Solution

1. Step 1: Write the proportion equation
   41,728,916 : 89,628,078 = 89,628,078 : x
2. Step 2: Convert to fraction form
   41,728,916/89,628,078 = 89,628,078/x
3. Step 3: Cross multiply
   41,728,916x = 89,628,078 × 89,628,078
4. Step 4: Simplify right side
   41,728,916x = 8,033,192,365,974,084
5. Step 5: Solve for x
   x = 8,033,192,365,974,084/41,728,916
6. Step 6: Final answer
   x = 192,509,011.40