Finding the Third Proportional to 4,740 and 9,456

Step by Step Solution

1. Step 1: Write the proportion equation
   4,740 : 9,456 = 9,456 : x
2. Step 2: Convert to fraction form
   4,740/9,456 = 9,456/x
3. Step 3: Cross multiply
   4,740x = 9,456 × 9,456
4. Step 4: Simplify right side
   4,740x = 89,415,936
5. Step 5: Solve for x
   x = 89,415,936/4,740
6. Step 6: Final answer
   x = 18,864.12