Finding the Third Proportional to 11,624 and 18,028

Step by Step Solution

1. Step 1: Write the proportion equation
   11,624 : 18,028 = 18,028 : x
2. Step 2: Convert to fraction form
   11,624/18,028 = 18,028/x
3. Step 3: Cross multiply
   11,624x = 18,028 × 18,028
4. Step 4: Simplify right side
   11,624x = 325,008,784
5. Step 5: Solve for x
   x = 325,008,784/11,624
6. Step 6: Final answer
   x = 27,960.15