Finding the Third Proportional to 108,810 and 166,436

Step by Step Solution

1. Step 1: Write the proportion equation
   108,810 : 166,436 = 166,436 : x
2. Step 2: Convert to fraction form
   108,810/166,436 = 166,436/x
3. Step 3: Cross multiply
   108,810x = 166,436 × 166,436
4. Step 4: Simplify right side
   108,810x = 27,700,942,096
5. Step 5: Solve for x
   x = 27,700,942,096/108,810
6. Step 6: Final answer
   x = 254,580.85