Finding the Third Proportional to 447,789 and 946,116

Step by Step Solution

1. Step 1: Write the proportion equation
   447,789 : 946,116 = 946,116 : x
2. Step 2: Convert to fraction form
   447,789/946,116 = 946,116/x
3. Step 3: Cross multiply
   447,789x = 946,116 × 946,116
4. Step 4: Simplify right side
   447,789x = 895,135,485,456
5. Step 5: Solve for x
   x = 895,135,485,456/447,789
6. Step 6: Final answer
   x = 1,999,011.78