Finding the Third Proportional to 834,887 and 1,787,831

Step by Step Solution

1. Step 1: Write the proportion equation
   834,887 : 1,787,831 = 1,787,831 : x
2. Step 2: Convert to fraction form
   834,887/1,787,831 = 1,787,831/x
3. Step 3: Cross multiply
   834,887x = 1,787,831 × 1,787,831
4. Step 4: Simplify right side
   834,887x = 3,196,339,684,561
5. Step 5: Solve for x
   x = 3,196,339,684,561/834,887
6. Step 6: Final answer
   x = 3,828,469.82