Finding the Third Proportional to 843,781 and 1,847,831

Step by Step Solution

1. Step 1: Write the proportion equation
   843,781 : 1,847,831 = 1,847,831 : x
2. Step 2: Convert to fraction form
   843,781/1,847,831 = 1,847,831/x
3. Step 3: Cross multiply
   843,781x = 1,847,831 × 1,847,831
4. Step 4: Simplify right side
   843,781x = 3,414,479,404,561
5. Step 5: Solve for x
   x = 3,414,479,404,561/843,781
6. Step 6: Final answer
   x = 4,046,641.73