Finding the Third Proportional to 1,279,512 and 2,736,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,512 : 2,736,144 = 2,736,144 : x
2. Step 2: Convert to fraction form
   1,279,512/2,736,144 = 2,736,144/x
3. Step 3: Cross multiply
   1,279,512x = 2,736,144 × 2,736,144
4. Step 4: Simplify right side
   1,279,512x = 7,486,483,988,736
5. Step 5: Solve for x
   x = 7,486,483,988,736/1,279,512
6. Step 6: Final answer
   x = 5,851,046.33