Finding the Third Proportional to 20,376 and 30,372

Step by Step Solution

1. Step 1: Write the proportion equation
   20,376 : 30,372 = 30,372 : x
2. Step 2: Convert to fraction form
   20,376/30,372 = 30,372/x
3. Step 3: Cross multiply
   20,376x = 30,372 × 30,372
4. Step 4: Simplify right side
   20,376x = 922,458,384
5. Step 5: Solve for x
   x = 922,458,384/20,376
6. Step 6: Final answer
   x = 45,271.81