Finding the Third Proportional to 20,388 and 32,436

Step by Step Solution

1. Step 1: Write the proportion equation
   20,388 : 32,436 = 32,436 : x
2. Step 2: Convert to fraction form
   20,388/32,436 = 32,436/x
3. Step 3: Cross multiply
   20,388x = 32,436 × 32,436
4. Step 4: Simplify right side
   20,388x = 1,052,094,096
5. Step 5: Solve for x
   x = 1,052,094,096/20,388
6. Step 6: Final answer
   x = 51,603.60