Finding the Third Proportional to 13,771 and 30,109

Step by Step Solution

1. Step 1: Write the proportion equation
   13,771 : 30,109 = 30,109 : x
2. Step 2: Convert to fraction form
   13,771/30,109 = 30,109/x
3. Step 3: Cross multiply
   13,771x = 30,109 × 30,109
4. Step 4: Simplify right side
   13,771x = 906,551,881
5. Step 5: Solve for x
   x = 906,551,881/13,771
6. Step 6: Final answer
   x = 65,830.50