Finding the Third Proportional to 67,996.50 and 148,089

Step by Step Solution

1. Step 1: Write the proportion equation
   67,996.50 : 148,089 = 148,089 : x
2. Step 2: Convert to fraction form
   67,996.50/148,089 = 148,089/x
3. Step 3: Cross multiply
   67,996.50x = 148,089 × 148,089
4. Step 4: Simplify right side
   67,996.50x = 21,930,351,921
5. Step 5: Solve for x
   x = 21,930,351,921/67,996.50
6. Step 6: Final answer
   x = 322,521.78