Finding the Third Proportional to 228,956 and 491,768

Step by Step Solution

1. Step 1: Write the proportion equation
   228,956 : 491,768 = 491,768 : x
2. Step 2: Convert to fraction form
   228,956/491,768 = 491,768/x
3. Step 3: Cross multiply
   228,956x = 491,768 × 491,768
4. Step 4: Simplify right side
   228,956x = 241,835,765,824
5. Step 5: Solve for x
   x = 241,835,765,824/228,956
6. Step 6: Final answer
   x = 1,056,254.33