Finding the Third Proportional to 456,081 and 978,579

Step by Step Solution

1. Step 1: Write the proportion equation
   456,081 : 978,579 = 978,579 : x
2. Step 2: Convert to fraction form
   456,081/978,579 = 978,579/x
3. Step 3: Cross multiply
   456,081x = 978,579 × 978,579
4. Step 4: Simplify right side
   456,081x = 957,616,859,241
5. Step 5: Solve for x
   x = 957,616,859,241/456,081
6. Step 6: Final answer
   x = 2,099,664.01