Finding the Third Proportional to 1,267,821 and 1,862,931

Step by Step Solution

1. Step 1: Write the proportion equation
   1,267,821 : 1,862,931 = 1,862,931 : x
2. Step 2: Convert to fraction form
   1,267,821/1,862,931 = 1,862,931/x
3. Step 3: Cross multiply
   1,267,821x = 1,862,931 × 1,862,931
4. Step 4: Simplify right side
   1,267,821x = 3,470,511,910,761
5. Step 5: Solve for x
   x = 3,470,511,910,761/1,267,821
6. Step 6: Final answer
   x = 2,737,383.20