Finding the Third Proportional to 5,109,696 and 8,015,616

Step by Step Solution

1. Step 1: Write the proportion equation
   5,109,696 : 8,015,616 = 8,015,616 : x
2. Step 2: Convert to fraction form
   5,109,696/8,015,616 = 8,015,616/x
3. Step 3: Cross multiply
   5,109,696x = 8,015,616 × 8,015,616
4. Step 4: Simplify right side
   5,109,696x = 64,250,099,859,456
5. Step 5: Solve for x
   x = 64,250,099,859,456/5,109,696
6. Step 6: Final answer
   x = 12,574,153.11