Finding the Third Proportional to 9,321 and 13,855

Step by Step Solution

1. Step 1: Write the proportion equation
   9,321 : 13,855 = 13,855 : x
2. Step 2: Convert to fraction form
   9,321/13,855 = 13,855/x
3. Step 3: Cross multiply
   9,321x = 13,855 × 13,855
4. Step 4: Simplify right side
   9,321x = 191,961,025
5. Step 5: Solve for x
   x = 191,961,025/9,321
6. Step 6: Final answer
   x = 20,594.47