Finding the Third Proportional to 857,732 and 1,864,864

Step by Step Solution

1. Step 1: Write the proportion equation
   857,732 : 1,864,864 = 1,864,864 : x
2. Step 2: Convert to fraction form
   857,732/1,864,864 = 1,864,864/x
3. Step 3: Cross multiply
   857,732x = 1,864,864 × 1,864,864
4. Step 4: Simplify right side
   857,732x = 3,477,717,738,496
5. Step 5: Solve for x
   x = 3,477,717,738,496/857,732
6. Step 6: Final answer
   x = 4,054,550.53