Finding the Third Proportional to 1,143,648 and 1,682,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,648 : 1,682,208 = 1,682,208 : x
2. Step 2: Convert to fraction form
   1,143,648/1,682,208 = 1,682,208/x
3. Step 3: Cross multiply
   1,143,648x = 1,682,208 × 1,682,208
4. Step 4: Simplify right side
   1,143,648x = 2,829,823,755,264
5. Step 5: Solve for x
   x = 2,829,823,755,264/1,143,648
6. Step 6: Final answer
   x = 2,474,383.51