Finding the Third Proportional to 10,236.38 and 15,820.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,236.38 : 15,820.31 = 15,820.31 : x
2. Step 2: Convert to fraction form
   10,236.38/15,820.31 = 15,820.31/x
3. Step 3: Cross multiply
   10,236.38x = 15,820.31 × 15,820.31
4. Step 4: Simplify right side
   10,236.38x = 250,282,287.60
5. Step 5: Solve for x
   x = 250,282,287.60/10,236.38
6. Step 6: Final answer
   x = 24,450.29