Finding the Third Proportional to 103,530 and 223,986

Step by Step Solution

1. Step 1: Write the proportion equation
   103,530 : 223,986 = 223,986 : x
2. Step 2: Convert to fraction form
   103,530/223,986 = 223,986/x
3. Step 3: Cross multiply
   103,530x = 223,986 × 223,986
4. Step 4: Simplify right side
   103,530x = 50,169,728,196
5. Step 5: Solve for x
   x = 50,169,728,196/103,530
6. Step 6: Final answer
   x = 484,591.21