Finding the Third Proportional to 71,661.75 and 151,866

Step by Step Solution

1. Step 1: Write the proportion equation
   71,661.75 : 151,866 = 151,866 : x
2. Step 2: Convert to fraction form
   71,661.75/151,866 = 151,866/x
3. Step 3: Cross multiply
   71,661.75x = 151,866 × 151,866
4. Step 4: Simplify right side
   71,661.75x = 23,063,281,956
5. Step 5: Solve for x
   x = 23,063,281,956/71,661.75
6. Step 6: Final answer
   x = 321,835.32