Finding the Third Proportional to 13,864 and 30,320

Step by Step Solution

1. Step 1: Write the proportion equation
   13,864 : 30,320 = 30,320 : x
2. Step 2: Convert to fraction form
   13,864/30,320 = 30,320/x
3. Step 3: Cross multiply
   13,864x = 30,320 × 30,320
4. Step 4: Simplify right side
   13,864x = 919,302,400
5. Step 5: Solve for x
   x = 919,302,400/13,864
6. Step 6: Final answer
   x = 66,308.60