Finding the Third Proportional to 108,742 and 238,868

Step by Step Solution

1. Step 1: Write the proportion equation
   108,742 : 238,868 = 238,868 : x
2. Step 2: Convert to fraction form
   108,742/238,868 = 238,868/x
3. Step 3: Cross multiply
   108,742x = 238,868 × 238,868
4. Step 4: Simplify right side
   108,742x = 57,057,921,424
5. Step 5: Solve for x
   x = 57,057,921,424/108,742
6. Step 6: Final answer
   x = 524,709.14