Finding the Third Proportional to 20,301.75 and 31,245.38

Step by Step Solution

1. Step 1: Write the proportion equation
   20,301.75 : 31,245.38 = 31,245.38 : x
2. Step 2: Convert to fraction form
   20,301.75/31,245.38 = 31,245.38/x
3. Step 3: Cross multiply
   20,301.75x = 31,245.38 × 31,245.38
4. Step 4: Simplify right side
   20,301.75x = 976,273,458.89
5. Step 5: Solve for x
   x = 976,273,458.89/20,301.75
6. Step 6: Final answer
   x = 48,088.14