Finding the Third Proportional to 746,886 and 1,120,872

Step by Step Solution

1. Step 1: Write the proportion equation
   746,886 : 1,120,872 = 1,120,872 : x
2. Step 2: Convert to fraction form
   746,886/1,120,872 = 1,120,872/x
3. Step 3: Cross multiply
   746,886x = 1,120,872 × 1,120,872
4. Step 4: Simplify right side
   746,886x = 1,256,354,040,384
5. Step 5: Solve for x
   x = 1,256,354,040,384/746,886
6. Step 6: Final answer
   x = 1,682,122.89