Finding the Third Proportional to 5,383,560 and 8,079,279

Step by Step Solution

1. Step 1: Write the proportion equation
   5,383,560 : 8,079,279 = 8,079,279 : x
2. Step 2: Convert to fraction form
   5,383,560/8,079,279 = 8,079,279/x
3. Step 3: Cross multiply
   5,383,560x = 8,079,279 × 8,079,279
4. Step 4: Simplify right side
   5,383,560x = 65,274,749,159,841
5. Step 5: Solve for x
   x = 65,274,749,159,841/5,383,560
6. Step 6: Final answer
   x = 12,124,829.88