Finding the Third Proportional to 4,540.78 and 10,144.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,540.78 : 10,144.69 = 10,144.69 : x
2. Step 2: Convert to fraction form
   4,540.78/10,144.69 = 10,144.69/x
3. Step 3: Cross multiply
   4,540.78x = 10,144.69 × 10,144.69
4. Step 4: Simplify right side
   4,540.78x = 102,914,684.47
5. Step 5: Solve for x
   x = 102,914,684.47/4,540.78
6. Step 6: Final answer
   x = 22,664.53