Finding the Third Proportional to 1,253,856 and 2,667,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253,856 : 2,667,456 = 2,667,456 : x
2. Step 2: Convert to fraction form
   1,253,856/2,667,456 = 2,667,456/x
3. Step 3: Cross multiply
   1,253,856x = 2,667,456 × 2,667,456
4. Step 4: Simplify right side
   1,253,856x = 7,115,321,511,936
5. Step 5: Solve for x
   x = 7,115,321,511,936/1,253,856
6. Step 6: Final answer
   x = 5,674,751.74