Finding the Third Proportional to 223.17 and 483.89

Step by Step Solution

1. Step 1: Write the proportion equation
   223.17 : 483.89 = 483.89 : x
2. Step 2: Convert to fraction form
   223.17/483.89 = 483.89/x
3. Step 3: Cross multiply
   223.17x = 483.89 × 483.89
4. Step 4: Simplify right side
   223.17x = 234,150.14
5. Step 5: Solve for x
   x = 234,150.14/223.17
6. Step 6: Final answer
   x = 1,049.19