Finding the Third Proportional to 632,146 and 978,171

Step by Step Solution

1. Step 1: Write the proportion equation
   632,146 : 978,171 = 978,171 : x
2. Step 2: Convert to fraction form
   632,146/978,171 = 978,171/x
3. Step 3: Cross multiply
   632,146x = 978,171 × 978,171
4. Step 4: Simplify right side
   632,146x = 956,818,505,241
5. Step 5: Solve for x
   x = 956,818,505,241/632,146
6. Step 6: Final answer
   x = 1,513,603.67