Finding the Third Proportional to 10,204 and 21,050

Step by Step Solution

1. Step 1: Write the proportion equation
   10,204 : 21,050 = 21,050 : x
2. Step 2: Convert to fraction form
   10,204/21,050 = 21,050/x
3. Step 3: Cross multiply
   10,204x = 21,050 × 21,050
4. Step 4: Simplify right side
   10,204x = 443,102,500
5. Step 5: Solve for x
   x = 443,102,500/10,204
6. Step 6: Final answer
   x = 43,424.39