Finding the Third Proportional to 228,944 and 478,786

Step by Step Solution

1. Step 1: Write the proportion equation
   228,944 : 478,786 = 478,786 : x
2. Step 2: Convert to fraction form
   228,944/478,786 = 478,786/x
3. Step 3: Cross multiply
   228,944x = 478,786 × 478,786
4. Step 4: Simplify right side
   228,944x = 229,236,033,796
5. Step 5: Solve for x
   x = 229,236,033,796/228,944
6. Step 6: Final answer
   x = 1,001,275.57