Finding the Third Proportional to 4,381.25 and 9,455.38

Step by Step Solution

1. Step 1: Write the proportion equation
   4,381.25 : 9,455.38 = 9,455.38 : x
2. Step 2: Convert to fraction form
   4,381.25/9,455.38 = 9,455.38/x
3. Step 3: Cross multiply
   4,381.25x = 9,455.38 × 9,455.38
4. Step 4: Simplify right side
   4,381.25x = 89,404,116.39
5. Step 5: Solve for x
   x = 89,404,116.39/4,381.25
6. Step 6: Final answer
   x = 20,406.08