Finding the Third Proportional to 8,958 and 13,747

Step by Step Solution

1. Step 1: Write the proportion equation
   8,958 : 13,747 = 13,747 : x
2. Step 2: Convert to fraction form
   8,958/13,747 = 13,747/x
3. Step 3: Cross multiply
   8,958x = 13,747 × 13,747
4. Step 4: Simplify right side
   8,958x = 188,980,009
5. Step 5: Solve for x
   x = 188,980,009/8,958
6. Step 6: Final answer
   x = 21,096.23