Finding the Third Proportional to 826,620 and 1,252,386

Step by Step Solution

1. Step 1: Write the proportion equation
   826,620 : 1,252,386 = 1,252,386 : x
2. Step 2: Convert to fraction form
   826,620/1,252,386 = 1,252,386/x
3. Step 3: Cross multiply
   826,620x = 1,252,386 × 1,252,386
4. Step 4: Simplify right side
   826,620x = 1,568,470,692,996
5. Step 5: Solve for x
   x = 1,568,470,692,996/826,620
6. Step 6: Final answer
   x = 1,897,450.69