Finding the Third Proportional to 1,233,800 and 1,680,843

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233,800 : 1,680,843 = 1,680,843 : x
2. Step 2: Convert to fraction form
   1,233,800/1,680,843 = 1,680,843/x
3. Step 3: Cross multiply
   1,233,800x = 1,680,843 × 1,680,843
4. Step 4: Simplify right side
   1,233,800x = 2,825,233,190,649
5. Step 5: Solve for x
   x = 2,825,233,190,649/1,233,800
6. Step 6: Final answer
   x = 2,289,863.18