Finding the Third Proportional to 217,782 and 468,936

Step by Step Solution

1. Step 1: Write the proportion equation
   217,782 : 468,936 = 468,936 : x
2. Step 2: Convert to fraction form
   217,782/468,936 = 468,936/x
3. Step 3: Cross multiply
   217,782x = 468,936 × 468,936
4. Step 4: Simplify right side
   217,782x = 219,900,972,096
5. Step 5: Solve for x
   x = 219,900,972,096/217,782
6. Step 6: Final answer
   x = 1,009,729.79