Finding the Third Proportional to 671,683 and 1,419,173

Step by Step Solution

1. Step 1: Write the proportion equation
   671,683 : 1,419,173 = 1,419,173 : x
2. Step 2: Convert to fraction form
   671,683/1,419,173 = 1,419,173/x
3. Step 3: Cross multiply
   671,683x = 1,419,173 × 1,419,173
4. Step 4: Simplify right side
   671,683x = 2,014,052,003,929
5. Step 5: Solve for x
   x = 2,014,052,003,929/671,683
6. Step 6: Final answer
   x = 2,998,515.67