Finding the Third Proportional to 73,136.25 and 159,030

Step by Step Solution

1. Step 1: Write the proportion equation
   73,136.25 : 159,030 = 159,030 : x
2. Step 2: Convert to fraction form
   73,136.25/159,030 = 159,030/x
3. Step 3: Cross multiply
   73,136.25x = 159,030 × 159,030
4. Step 4: Simplify right side
   73,136.25x = 25,290,540,900
5. Step 5: Solve for x
   x = 25,290,540,900/73,136.25
6. Step 6: Final answer
   x = 345,800.35