Finding the Third Proportional to 619,563 and 1,355,766

Step by Step Solution

1. Step 1: Write the proportion equation
   619,563 : 1,355,766 = 1,355,766 : x
2. Step 2: Convert to fraction form
   619,563/1,355,766 = 1,355,766/x
3. Step 3: Cross multiply
   619,563x = 1,355,766 × 1,355,766
4. Step 4: Simplify right side
   619,563x = 1,838,101,446,756
5. Step 5: Solve for x
   x = 1,838,101,446,756/619,563
6. Step 6: Final answer
   x = 2,966,770.85