Finding the Third Proportional to 810,760 and 1,271,818

Step by Step Solution

1. Step 1: Write the proportion equation
   810,760 : 1,271,818 = 1,271,818 : x
2. Step 2: Convert to fraction form
   810,760/1,271,818 = 1,271,818/x
3. Step 3: Cross multiply
   810,760x = 1,271,818 × 1,271,818
4. Step 4: Simplify right side
   810,760x = 1,617,521,025,124
5. Step 5: Solve for x
   x = 1,617,521,025,124/810,760
6. Step 6: Final answer
   x = 1,995,067.62