Finding the Third Proportional to 13,858 and 30,187

Step by Step Solution

1. Step 1: Write the proportion equation
   13,858 : 30,187 = 30,187 : x
2. Step 2: Convert to fraction form
   13,858/30,187 = 30,187/x
3. Step 3: Cross multiply
   13,858x = 30,187 × 30,187
4. Step 4: Simplify right side
   13,858x = 911,254,969
5. Step 5: Solve for x
   x = 911,254,969/13,858
6. Step 6: Final answer
   x = 65,756.60