Finding the Third Proportional to 1,221,676 and 1,864,104

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,676 : 1,864,104 = 1,864,104 : x
2. Step 2: Convert to fraction form
   1,221,676/1,864,104 = 1,864,104/x
3. Step 3: Cross multiply
   1,221,676x = 1,864,104 × 1,864,104
4. Step 4: Simplify right side
   1,221,676x = 3,474,883,722,816
5. Step 5: Solve for x
   x = 3,474,883,722,816/1,221,676
6. Step 6: Final answer
   x = 2,844,357.85