Finding the Third Proportional to 113,569 and 238,906

Step by Step Solution

1. Step 1: Write the proportion equation
   113,569 : 238,906 = 238,906 : x
2. Step 2: Convert to fraction form
   113,569/238,906 = 238,906/x
3. Step 3: Cross multiply
   113,569x = 238,906 × 238,906
4. Step 4: Simplify right side
   113,569x = 57,076,076,836
5. Step 5: Solve for x
   x = 57,076,076,836/113,569
6. Step 6: Final answer
   x = 502,567.40