Finding the Third Proportional to 619,368 and 1,356,834

Step by Step Solution

1. Step 1: Write the proportion equation
   619,368 : 1,356,834 = 1,356,834 : x
2. Step 2: Convert to fraction form
   619,368/1,356,834 = 1,356,834/x
3. Step 3: Cross multiply
   619,368x = 1,356,834 × 1,356,834
4. Step 4: Simplify right side
   619,368x = 1,840,998,503,556
5. Step 5: Solve for x
   x = 1,840,998,503,556/619,368
6. Step 6: Final answer
   x = 2,972,382.34