Finding the Third Proportional to 6,289 and 13,819

Step by Step Solution

1. Step 1: Write the proportion equation
   6,289 : 13,819 = 13,819 : x
2. Step 2: Convert to fraction form
   6,289/13,819 = 13,819/x
3. Step 3: Cross multiply
   6,289x = 13,819 × 13,819
4. Step 4: Simplify right side
   6,289x = 190,964,761
5. Step 5: Solve for x
   x = 190,964,761/6,289
6. Step 6: Final answer
   x = 30,364.88