Finding the Third Proportional to 1,143,402 and 1,680,849

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,402 : 1,680,849 = 1,680,849 : x
2. Step 2: Convert to fraction form
   1,143,402/1,680,849 = 1,680,849/x
3. Step 3: Cross multiply
   1,143,402x = 1,680,849 × 1,680,849
4. Step 4: Simplify right side
   1,143,402x = 2,825,253,360,801
5. Step 5: Solve for x
   x = 2,825,253,360,801/1,143,402
6. Step 6: Final answer
   x = 2,470,918.68