Finding the Third Proportional to 11,242 and 23,210

Step by Step Solution

1. Step 1: Write the proportion equation
   11,242 : 23,210 = 23,210 : x
2. Step 2: Convert to fraction form
   11,242/23,210 = 23,210/x
3. Step 3: Cross multiply
   11,242x = 23,210 × 23,210
4. Step 4: Simplify right side
   11,242x = 538,704,100
5. Step 5: Solve for x
   x = 538,704,100/11,242
6. Step 6: Final answer
   x = 47,918.88