Finding the Third Proportional to 605,826 and 1,311,942

Step by Step Solution

1. Step 1: Write the proportion equation
   605,826 : 1,311,942 = 1,311,942 : x
2. Step 2: Convert to fraction form
   605,826/1,311,942 = 1,311,942/x
3. Step 3: Cross multiply
   605,826x = 1,311,942 × 1,311,942
4. Step 4: Simplify right side
   605,826x = 1,721,191,811,364
5. Step 5: Solve for x
   x = 1,721,191,811,364/605,826
6. Step 6: Final answer
   x = 2,841,066.27