Finding the Third Proportional to 218,766 and 467,864

Step by Step Solution

1. Step 1: Write the proportion equation
   218,766 : 467,864 = 467,864 : x
2. Step 2: Convert to fraction form
   218,766/467,864 = 467,864/x
3. Step 3: Cross multiply
   218,766x = 467,864 × 467,864
4. Step 4: Simplify right side
   218,766x = 218,896,722,496
5. Step 5: Solve for x
   x = 218,896,722,496/218,766
6. Step 6: Final answer
   x = 1,000,597.54