Finding the Third Proportional to 109,488 and 235,856

Step by Step Solution

1. Step 1: Write the proportion equation
   109,488 : 235,856 = 235,856 : x
2. Step 2: Convert to fraction form
   109,488/235,856 = 235,856/x
3. Step 3: Cross multiply
   109,488x = 235,856 × 235,856
4. Step 4: Simplify right side
   109,488x = 55,628,052,736
5. Step 5: Solve for x
   x = 55,628,052,736/109,488
6. Step 6: Final answer
   x = 508,074.43