Finding the Third Proportional to 188,426 and 410,676

Step by Step Solution

1. Step 1: Write the proportion equation
   188,426 : 410,676 = 410,676 : x
2. Step 2: Convert to fraction form
   188,426/410,676 = 410,676/x
3. Step 3: Cross multiply
   188,426x = 410,676 × 410,676
4. Step 4: Simplify right side
   188,426x = 168,654,776,976
5. Step 5: Solve for x
   x = 168,654,776,976/188,426
6. Step 6: Final answer
   x = 895,071.68