Finding the Third Proportional to 10,237 and 21,955

Step by Step Solution

1. Step 1: Write the proportion equation
   10,237 : 21,955 = 21,955 : x
2. Step 2: Convert to fraction form
   10,237/21,955 = 21,955/x
3. Step 3: Cross multiply
   10,237x = 21,955 × 21,955
4. Step 4: Simplify right side
   10,237x = 482,022,025
5. Step 5: Solve for x
   x = 482,022,025/10,237
6. Step 6: Final answer
   x = 47,086.26