Finding the Third Proportional to 656,026 and 978,976

Step by Step Solution

1. Step 1: Write the proportion equation
   656,026 : 978,976 = 978,976 : x
2. Step 2: Convert to fraction form
   656,026/978,976 = 978,976/x
3. Step 3: Cross multiply
   656,026x = 978,976 × 978,976
4. Step 4: Simplify right side
   656,026x = 958,394,008,576
5. Step 5: Solve for x
   x = 958,394,008,576/656,026
6. Step 6: Final answer
   x = 1,460,908.57