Finding the Third Proportional to 841,870 and 1,283,811

Step by Step Solution

1. Step 1: Write the proportion equation
   841,870 : 1,283,811 = 1,283,811 : x
2. Step 2: Convert to fraction form
   841,870/1,283,811 = 1,283,811/x
3. Step 3: Cross multiply
   841,870x = 1,283,811 × 1,283,811
4. Step 4: Simplify right side
   841,870x = 1,648,170,683,721
5. Step 5: Solve for x
   x = 1,648,170,683,721/841,870
6. Step 6: Final answer
   x = 1,957,749.63