Finding the Third Proportional to 555,864 and 1,212,096

Step by Step Solution

1. Step 1: Write the proportion equation
   555,864 : 1,212,096 = 1,212,096 : x
2. Step 2: Convert to fraction form
   555,864/1,212,096 = 1,212,096/x
3. Step 3: Cross multiply
   555,864x = 1,212,096 × 1,212,096
4. Step 4: Simplify right side
   555,864x = 1,469,176,713,216
5. Step 5: Solve for x
   x = 1,469,176,713,216/555,864
6. Step 6: Final answer
   x = 2,643,050.66