Finding the Third Proportional to 809,846 and 1,257,222

Step by Step Solution

1. Step 1: Write the proportion equation
   809,846 : 1,257,222 = 1,257,222 : x
2. Step 2: Convert to fraction form
   809,846/1,257,222 = 1,257,222/x
3. Step 3: Cross multiply
   809,846x = 1,257,222 × 1,257,222
4. Step 4: Simplify right side
   809,846x = 1,580,607,157,284
5. Step 5: Solve for x
   x = 1,580,607,157,284/809,846
6. Step 6: Final answer
   x = 1,951,737.93