Finding the Third Proportional to 4,804.88 and 9,940.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,804.88 : 9,940.50 = 9,940.50 : x
2. Step 2: Convert to fraction form
   4,804.88/9,940.50 = 9,940.50/x
3. Step 3: Cross multiply
   4,804.88x = 9,940.50 × 9,940.50
4. Step 4: Simplify right side
   4,804.88x = 98,813,540.25
5. Step 5: Solve for x
   x = 98,813,540.25/4,804.88
6. Step 6: Final answer
   x = 20,565.27