Finding the Third Proportional to 187,445 and 404,824

Step by Step Solution

1. Step 1: Write the proportion equation
   187,445 : 404,824 = 404,824 : x
2. Step 2: Convert to fraction form
   187,445/404,824 = 404,824/x
3. Step 3: Cross multiply
   187,445x = 404,824 × 404,824
4. Step 4: Simplify right side
   187,445x = 163,882,470,976
5. Step 5: Solve for x
   x = 163,882,470,976/187,445
6. Step 6: Final answer
   x = 874,296.31