Finding the Third Proportional to 10,388 and 18,600

Step by Step Solution

1. Step 1: Write the proportion equation
   10,388 : 18,600 = 18,600 : x
2. Step 2: Convert to fraction form
   10,388/18,600 = 18,600/x
3. Step 3: Cross multiply
   10,388x = 18,600 × 18,600
4. Step 4: Simplify right side
   10,388x = 345,960,000
5. Step 5: Solve for x
   x = 345,960,000/10,388
6. Step 6: Final answer
   x = 33,303.81