Finding the Third Proportional to 1,447,007 and 3,143,116

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,007 : 3,143,116 = 3,143,116 : x
2. Step 2: Convert to fraction form
   1,447,007/3,143,116 = 3,143,116/x
3. Step 3: Cross multiply
   1,447,007x = 3,143,116 × 3,143,116
4. Step 4: Simplify right side
   1,447,007x = 9,879,178,189,456
5. Step 5: Solve for x
   x = 9,879,178,189,456/1,447,007
6. Step 6: Final answer
   x = 6,827,318.87