Finding the Third Proportional to 10,500 and 13,317

Step by Step Solution

1. Step 1: Write the proportion equation
   10,500 : 13,317 = 13,317 : x
2. Step 2: Convert to fraction form
   10,500/13,317 = 13,317/x
3. Step 3: Cross multiply
   10,500x = 13,317 × 13,317
4. Step 4: Simplify right side
   10,500x = 177,342,489
5. Step 5: Solve for x
   x = 177,342,489/10,500
6. Step 6: Final answer
   x = 16,889.76