Finding the Third Proportional to 756,831 and 1,655,718

Step by Step Solution

1. Step 1: Write the proportion equation
   756,831 : 1,655,718 = 1,655,718 : x
2. Step 2: Convert to fraction form
   756,831/1,655,718 = 1,655,718/x
3. Step 3: Cross multiply
   756,831x = 1,655,718 × 1,655,718
4. Step 4: Simplify right side
   756,831x = 2,741,402,095,524
5. Step 5: Solve for x
   x = 2,741,402,095,524/756,831
6. Step 6: Final answer
   x = 3,622,211.69