Finding the Third Proportional to 4,124.25 and 9,168.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,124.25 : 9,168.56 = 9,168.56 : x
2. Step 2: Convert to fraction form
   4,124.25/9,168.56 = 9,168.56/x
3. Step 3: Cross multiply
   4,124.25x = 9,168.56 × 9,168.56
4. Step 4: Simplify right side
   4,124.25x = 84,062,538.32
5. Step 5: Solve for x
   x = 84,062,538.32/4,124.25
6. Step 6: Final answer
   x = 20,382.50