Finding the Third Proportional to 166,644 and 238,131

Step by Step Solution

1. Step 1: Write the proportion equation
   166,644 : 238,131 = 238,131 : x
2. Step 2: Convert to fraction form
   166,644/238,131 = 238,131/x
3. Step 3: Cross multiply
   166,644x = 238,131 × 238,131
4. Step 4: Simplify right side
   166,644x = 56,706,373,161
5. Step 5: Solve for x
   x = 56,706,373,161/166,644
6. Step 6: Final answer
   x = 340,284.52