Finding the Third Proportional to 228,392 and 491,704

Step by Step Solution

1. Step 1: Write the proportion equation
   228,392 : 491,704 = 491,704 : x
2. Step 2: Convert to fraction form
   228,392/491,704 = 491,704/x
3. Step 3: Cross multiply
   228,392x = 491,704 × 491,704
4. Step 4: Simplify right side
   228,392x = 241,772,823,616
5. Step 5: Solve for x
   x = 241,772,823,616/228,392
6. Step 6: Final answer
   x = 1,058,587.09