Finding the Third Proportional to 10,243.83 and 15,820.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,243.83 : 15,820.69 = 15,820.69 : x
2. Step 2: Convert to fraction form
   10,243.83/15,820.69 = 15,820.69/x
3. Step 3: Cross multiply
   10,243.83x = 15,820.69 × 15,820.69
4. Step 4: Simplify right side
   10,243.83x = 250,294,152.97
5. Step 5: Solve for x
   x = 250,294,152.97/10,243.83
6. Step 6: Final answer
   x = 24,433.65