Finding the Third Proportional to 1,419,072 and 2,143,349

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419,072 : 2,143,349 = 2,143,349 : x
2. Step 2: Convert to fraction form
   1,419,072/2,143,349 = 2,143,349/x
3. Step 3: Cross multiply
   1,419,072x = 2,143,349 × 2,143,349
4. Step 4: Simplify right side
   1,419,072x = 4,593,944,935,801
5. Step 5: Solve for x
   x = 4,593,944,935,801/1,419,072
6. Step 6: Final answer
   x = 3,237,288.13