Finding the Third Proportional to 113,614 and 238,648

Step by Step Solution

1. Step 1: Write the proportion equation
   113,614 : 238,648 = 238,648 : x
2. Step 2: Convert to fraction form
   113,614/238,648 = 238,648/x
3. Step 3: Cross multiply
   113,614x = 238,648 × 238,648
4. Step 4: Simplify right side
   113,614x = 56,952,867,904
5. Step 5: Solve for x
   x = 56,952,867,904/113,614
6. Step 6: Final answer
   x = 501,283.89