Finding the Third Proportional to 167,256 and 404,526

Step by Step Solution

1. Step 1: Write the proportion equation
   167,256 : 404,526 = 404,526 : x
2. Step 2: Convert to fraction form
   167,256/404,526 = 404,526/x
3. Step 3: Cross multiply
   167,256x = 404,526 × 404,526
4. Step 4: Simplify right side
   167,256x = 163,641,284,676
5. Step 5: Solve for x
   x = 163,641,284,676/167,256
6. Step 6: Final answer
   x = 978,388.13