Finding the Third Proportional to 5,815.13 and 12,040.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,815.13 : 12,040.31 = 12,040.31 : x
2. Step 2: Convert to fraction form
   5,815.13/12,040.31 = 12,040.31/x
3. Step 3: Cross multiply
   5,815.13x = 12,040.31 × 12,040.31
4. Step 4: Simplify right side
   5,815.13x = 144,969,125.10
5. Step 5: Solve for x
   x = 144,969,125.10/5,815.13
6. Step 6: Final answer
   x = 24,929.67