Finding the Third Proportional to 455,017 and 978,722

Step by Step Solution

1. Step 1: Write the proportion equation
   455,017 : 978,722 = 978,722 : x
2. Step 2: Convert to fraction form
   455,017/978,722 = 978,722/x
3. Step 3: Cross multiply
   455,017x = 978,722 × 978,722
4. Step 4: Simplify right side
   455,017x = 957,896,753,284
5. Step 5: Solve for x
   x = 957,896,753,284/455,017
6. Step 6: Final answer
   x = 2,105,188.93