Finding the Third Proportional to 217,766 and 468,904

Step by Step Solution

1. Step 1: Write the proportion equation
   217,766 : 468,904 = 468,904 : x
2. Step 2: Convert to fraction form
   217,766/468,904 = 468,904/x
3. Step 3: Cross multiply
   217,766x = 468,904 × 468,904
4. Step 4: Simplify right side
   217,766x = 219,870,961,216
5. Step 5: Solve for x
   x = 219,870,961,216/217,766
6. Step 6: Final answer
   x = 1,009,666.16