Finding the Third Proportional to 627,198 and 1,354,992

Step by Step Solution

1. Step 1: Write the proportion equation
   627,198 : 1,354,992 = 1,354,992 : x
2. Step 2: Convert to fraction form
   627,198/1,354,992 = 1,354,992/x
3. Step 3: Cross multiply
   627,198x = 1,354,992 × 1,354,992
4. Step 4: Simplify right side
   627,198x = 1,836,003,320,064
5. Step 5: Solve for x
   x = 1,836,003,320,064/627,198
6. Step 6: Final answer
   x = 2,927,310.55