Finding the Third Proportional to 111,956 and 236,548

Step by Step Solution

1. Step 1: Write the proportion equation
   111,956 : 236,548 = 236,548 : x
2. Step 2: Convert to fraction form
   111,956/236,548 = 236,548/x
3. Step 3: Cross multiply
   111,956x = 236,548 × 236,548
4. Step 4: Simplify right side
   111,956x = 55,954,956,304
5. Step 5: Solve for x
   x = 55,954,956,304/111,956
6. Step 6: Final answer
   x = 499,794.17