Finding the Third Proportional to 10,050 and 21,258

Step by Step Solution

1. Step 1: Write the proportion equation
   10,050 : 21,258 = 21,258 : x
2. Step 2: Convert to fraction form
   10,050/21,258 = 21,258/x
3. Step 3: Cross multiply
   10,050x = 21,258 × 21,258
4. Step 4: Simplify right side
   10,050x = 451,902,564
5. Step 5: Solve for x
   x = 451,902,564/10,050
6. Step 6: Final answer
   x = 44,965.43