Finding the Third Proportional to 619,756 and 1,329,908

Step by Step Solution

1. Step 1: Write the proportion equation
   619,756 : 1,329,908 = 1,329,908 : x
2. Step 2: Convert to fraction form
   619,756/1,329,908 = 1,329,908/x
3. Step 3: Cross multiply
   619,756x = 1,329,908 × 1,329,908
4. Step 4: Simplify right side
   619,756x = 1,768,655,288,464
5. Step 5: Solve for x
   x = 1,768,655,288,464/619,756
6. Step 6: Final answer
   x = 2,853,792.93