Finding the Third Proportional to 1,205,864 and 2,510,958

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,864 : 2,510,958 = 2,510,958 : x
2. Step 2: Convert to fraction form
   1,205,864/2,510,958 = 2,510,958/x
3. Step 3: Cross multiply
   1,205,864x = 2,510,958 × 2,510,958
4. Step 4: Simplify right side
   1,205,864x = 6,304,910,077,764
5. Step 5: Solve for x
   x = 6,304,910,077,764/1,205,864
6. Step 6: Final answer
   x = 5,228,541.59