Finding the Third Proportional to 103,928 and 223,300

Step by Step Solution

1. Step 1: Write the proportion equation
   103,928 : 223,300 = 223,300 : x
2. Step 2: Convert to fraction form
   103,928/223,300 = 223,300/x
3. Step 3: Cross multiply
   103,928x = 223,300 × 223,300
4. Step 4: Simplify right side
   103,928x = 49,862,890,000
5. Step 5: Solve for x
   x = 49,862,890,000/103,928
6. Step 6: Final answer
   x = 479,783.02