Finding the Third Proportional to 1,224,771 and 2,659,857

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,771 : 2,659,857 = 2,659,857 : x
2. Step 2: Convert to fraction form
   1,224,771/2,659,857 = 2,659,857/x
3. Step 3: Cross multiply
   1,224,771x = 2,659,857 × 2,659,857
4. Step 4: Simplify right side
   1,224,771x = 7,074,839,260,449
5. Step 5: Solve for x
   x = 7,074,839,260,449/1,224,771
6. Step 6: Final answer
   x = 5,776,458.83