Finding the Third Proportional to 109,208 and 238,936

Step by Step Solution

1. Step 1: Write the proportion equation
   109,208 : 238,936 = 238,936 : x
2. Step 2: Convert to fraction form
   109,208/238,936 = 238,936/x
3. Step 3: Cross multiply
   109,208x = 238,936 × 238,936
4. Step 4: Simplify right side
   109,208x = 57,090,412,096
5. Step 5: Solve for x
   x = 57,090,412,096/109,208
6. Step 6: Final answer
   x = 522,767.67