Finding the Third Proportional to 4,848.09 and 10,438.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,848.09 : 10,438.31 = 10,438.31 : x
2. Step 2: Convert to fraction form
   4,848.09/10,438.31 = 10,438.31/x
3. Step 3: Cross multiply
   4,848.09x = 10,438.31 × 10,438.31
4. Step 4: Simplify right side
   4,848.09x = 108,958,367.85
5. Step 5: Solve for x
   x = 108,958,367.85/4,848.09
6. Step 6: Final answer
   x = 22,474.48