Finding the Third Proportional to 151,954.50 and 330,666

Step by Step Solution

1. Step 1: Write the proportion equation
   151,954.50 : 330,666 = 330,666 : x
2. Step 2: Convert to fraction form
   151,954.50/330,666 = 330,666/x
3. Step 3: Cross multiply
   151,954.50x = 330,666 × 330,666
4. Step 4: Simplify right side
   151,954.50x = 109,340,003,556
5. Step 5: Solve for x
   x = 109,340,003,556/151,954.50
6. Step 6: Final answer
   x = 719,557.52