Finding the Third Proportional to 166,658 and 238,152

Step by Step Solution

1. Step 1: Write the proportion equation
   166,658 : 238,152 = 238,152 : x
2. Step 2: Convert to fraction form
   166,658/238,152 = 238,152/x
3. Step 3: Cross multiply
   166,658x = 238,152 × 238,152
4. Step 4: Simplify right side
   166,658x = 56,716,375,104
5. Step 5: Solve for x
   x = 56,716,375,104/166,658
6. Step 6: Final answer
   x = 340,315.95