Finding the Third Proportional to 10,500 and 14,718

Step by Step Solution

1. Step 1: Write the proportion equation
   10,500 : 14,718 = 14,718 : x
2. Step 2: Convert to fraction form
   10,500/14,718 = 14,718/x
3. Step 3: Cross multiply
   10,500x = 14,718 × 14,718
4. Step 4: Simplify right side
   10,500x = 216,619,524
5. Step 5: Solve for x
   x = 216,619,524/10,500
6. Step 6: Final answer
   x = 20,630.43