Finding the Third Proportional to 1,143,624 and 1,682,172

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,624 : 1,682,172 = 1,682,172 : x
2. Step 2: Convert to fraction form
   1,143,624/1,682,172 = 1,682,172/x
3. Step 3: Cross multiply
   1,143,624x = 1,682,172 × 1,682,172
4. Step 4: Simplify right side
   1,143,624x = 2,829,702,637,584
5. Step 5: Solve for x
   x = 2,829,702,637,584/1,143,624
6. Step 6: Final answer
   x = 2,474,329.53