Finding the Third Proportional to 103,660 and 222,056

Step by Step Solution

1. Step 1: Write the proportion equation
   103,660 : 222,056 = 222,056 : x
2. Step 2: Convert to fraction form
   103,660/222,056 = 222,056/x
3. Step 3: Cross multiply
   103,660x = 222,056 × 222,056
4. Step 4: Simplify right side
   103,660x = 49,308,867,136
5. Step 5: Solve for x
   x = 49,308,867,136/103,660
6. Step 6: Final answer
   x = 475,678.83