Finding the Third Proportional to 619,710 and 1,313,826

Step by Step Solution

1. Step 1: Write the proportion equation
   619,710 : 1,313,826 = 1,313,826 : x
2. Step 2: Convert to fraction form
   619,710/1,313,826 = 1,313,826/x
3. Step 3: Cross multiply
   619,710x = 1,313,826 × 1,313,826
4. Step 4: Simplify right side
   619,710x = 1,726,138,758,276
5. Step 5: Solve for x
   x = 1,726,138,758,276/619,710
6. Step 6: Final answer
   x = 2,785,397.62