Finding the Third Proportional to 1,143,620 and 1,682,166

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,620 : 1,682,166 = 1,682,166 : x
2. Step 2: Convert to fraction form
   1,143,620/1,682,166 = 1,682,166/x
3. Step 3: Cross multiply
   1,143,620x = 1,682,166 × 1,682,166
4. Step 4: Simplify right side
   1,143,620x = 2,829,682,451,556
5. Step 5: Solve for x
   x = 2,829,682,451,556/1,143,620
6. Step 6: Final answer
   x = 2,474,320.54