Finding the Third Proportional to 779,540 and 1,708,036

Step by Step Solution

1. Step 1: Write the proportion equation
   779,540 : 1,708,036 = 1,708,036 : x
2. Step 2: Convert to fraction form
   779,540/1,708,036 = 1,708,036/x
3. Step 3: Cross multiply
   779,540x = 1,708,036 × 1,708,036
4. Step 4: Simplify right side
   779,540x = 2,917,386,977,296
5. Step 5: Solve for x
   x = 2,917,386,977,296/779,540
6. Step 6: Final answer
   x = 3,742,446.80