Finding the Third Proportional to 632,150 and 978,177

Step by Step Solution

1. Step 1: Write the proportion equation
   632,150 : 978,177 = 978,177 : x
2. Step 2: Convert to fraction form
   632,150/978,177 = 978,177/x
3. Step 3: Cross multiply
   632,150x = 978,177 × 978,177
4. Step 4: Simplify right side
   632,150x = 956,830,243,329
5. Step 5: Solve for x
   x = 956,830,243,329/632,150
6. Step 6: Final answer
   x = 1,513,612.66