Finding the Third Proportional to 9,928 and 23,920

Step by Step Solution

1. Step 1: Write the proportion equation
   9,928 : 23,920 = 23,920 : x
2. Step 2: Convert to fraction form
   9,928/23,920 = 23,920/x
3. Step 3: Cross multiply
   9,928x = 23,920 × 23,920
4. Step 4: Simplify right side
   9,928x = 572,166,400
5. Step 5: Solve for x
   x = 572,166,400/9,928
6. Step 6: Final answer
   x = 57,631.59