Finding the Third Proportional to 1,227,656 and 2,667,816

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227,656 : 2,667,816 = 2,667,816 : x
2. Step 2: Convert to fraction form
   1,227,656/2,667,816 = 2,667,816/x
3. Step 3: Cross multiply
   1,227,656x = 2,667,816 × 2,667,816
4. Step 4: Simplify right side
   1,227,656x = 7,117,242,209,856
5. Step 5: Solve for x
   x = 7,117,242,209,856/1,227,656
6. Step 6: Final answer
   x = 5,797,423.88