Finding the Third Proportional to 110,720.50 and 231,966

Step by Step Solution

1. Step 1: Write the proportion equation
   110,720.50 : 231,966 = 231,966 : x
2. Step 2: Convert to fraction form
   110,720.50/231,966 = 231,966/x
3. Step 3: Cross multiply
   110,720.50x = 231,966 × 231,966
4. Step 4: Simplify right side
   110,720.50x = 53,808,225,156
5. Step 5: Solve for x
   x = 53,808,225,156/110,720.50
6. Step 6: Final answer
   x = 485,982.50