Finding the Third Proportional to 111,906 and 228,981

Step by Step Solution

1. Step 1: Write the proportion equation
   111,906 : 228,981 = 228,981 : x
2. Step 2: Convert to fraction form
   111,906/228,981 = 228,981/x
3. Step 3: Cross multiply
   111,906x = 228,981 × 228,981
4. Step 4: Simplify right side
   111,906x = 52,432,298,361
5. Step 5: Solve for x
   x = 52,432,298,361/111,906
6. Step 6: Final answer
   x = 468,538.76