Finding the Third Proportional to 166,326 and 401,000

Step by Step Solution

1. Step 1: Write the proportion equation
   166,326 : 401,000 = 401,000 : x
2. Step 2: Convert to fraction form
   166,326/401,000 = 401,000/x
3. Step 3: Cross multiply
   166,326x = 401,000 × 401,000
4. Step 4: Simplify right side
   166,326x = 160,801,000,000
5. Step 5: Solve for x
   x = 160,801,000,000/166,326
6. Step 6: Final answer
   x = 966,782.10