Finding the Third Proportional to 5,109,792 and 8,015,760

Step by Step Solution

1. Step 1: Write the proportion equation
   5,109,792 : 8,015,760 = 8,015,760 : x
2. Step 2: Convert to fraction form
   5,109,792/8,015,760 = 8,015,760/x
3. Step 3: Cross multiply
   5,109,792x = 8,015,760 × 8,015,760
4. Step 4: Simplify right side
   5,109,792x = 64,252,408,377,600
5. Step 5: Solve for x
   x = 64,252,408,377,600/5,109,792
6. Step 6: Final answer
   x = 12,574,368.66