Finding the Third Proportional to 143,845.50 and 225,654

Step by Step Solution

1. Step 1: Write the proportion equation
   143,845.50 : 225,654 = 225,654 : x
2. Step 2: Convert to fraction form
   143,845.50/225,654 = 225,654/x
3. Step 3: Cross multiply
   143,845.50x = 225,654 × 225,654
4. Step 4: Simplify right side
   143,845.50x = 50,919,727,716
5. Step 5: Solve for x
   x = 50,919,727,716/143,845.50
6. Step 6: Final answer
   x = 353,989.02