Finding the Third Proportional to 4,879.88 and 10,499.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,879.88 : 10,499.25 = 10,499.25 : x
2. Step 2: Convert to fraction form
   4,879.88/10,499.25 = 10,499.25/x
3. Step 3: Cross multiply
   4,879.88x = 10,499.25 × 10,499.25
4. Step 4: Simplify right side
   4,879.88x = 110,234,250.56
5. Step 5: Solve for x
   x = 110,234,250.56/4,879.88
6. Step 6: Final answer
   x = 22,589.56