Finding the Third Proportional to 619,374 and 1,356,846

Step by Step Solution

1. Step 1: Write the proportion equation
   619,374 : 1,356,846 = 1,356,846 : x
2. Step 2: Convert to fraction form
   619,374/1,356,846 = 1,356,846/x
3. Step 3: Cross multiply
   619,374x = 1,356,846 × 1,356,846
4. Step 4: Simplify right side
   619,374x = 1,841,031,067,716
5. Step 5: Solve for x
   x = 1,841,031,067,716/619,374
6. Step 6: Final answer
   x = 2,972,406.12