Finding the Third Proportional to 1,279,200 and 2,815,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,200 : 2,815,968 = 2,815,968 : x
2. Step 2: Convert to fraction form
   1,279,200/2,815,968 = 2,815,968/x
3. Step 3: Cross multiply
   1,279,200x = 2,815,968 × 2,815,968
4. Step 4: Simplify right side
   1,279,200x = 7,929,675,777,024
5. Step 5: Solve for x
   x = 7,929,675,777,024/1,279,200
6. Step 6: Final answer
   x = 6,198,933.53