Finding the Third Proportional to 779,542 and 1,708,040

Step by Step Solution

1. Step 1: Write the proportion equation
   779,542 : 1,708,040 = 1,708,040 : x
2. Step 2: Convert to fraction form
   779,542/1,708,040 = 1,708,040/x
3. Step 3: Cross multiply
   779,542x = 1,708,040 × 1,708,040
4. Step 4: Simplify right side
   779,542x = 2,917,400,641,600
5. Step 5: Solve for x
   x = 2,917,400,641,600/779,542
6. Step 6: Final answer
   x = 3,742,454.73