Finding the Third Proportional to 3,866 and 10,475

Step by Step Solution

1. Step 1: Write the proportion equation
   3,866 : 10,475 = 10,475 : x
2. Step 2: Convert to fraction form
   3,866/10,475 = 10,475/x
3. Step 3: Cross multiply
   3,866x = 10,475 × 10,475
4. Step 4: Simplify right side
   3,866x = 109,725,625
5. Step 5: Solve for x
   x = 109,725,625/3,866
6. Step 6: Final answer
   x = 28,382.21