Finding the Third Proportional to 671,672 and 1,419,153

Step by Step Solution

1. Step 1: Write the proportion equation
   671,672 : 1,419,153 = 1,419,153 : x
2. Step 2: Convert to fraction form
   671,672/1,419,153 = 1,419,153/x
3. Step 3: Cross multiply
   671,672x = 1,419,153 × 1,419,153
4. Step 4: Simplify right side
   671,672x = 2,013,995,237,409
5. Step 5: Solve for x
   x = 2,013,995,237,409/671,672
6. Step 6: Final answer
   x = 2,998,480.27