Finding the Third Proportional to 5,855.75 and 10,411.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,855.75 : 10,411.75 = 10,411.75 : x
2. Step 2: Convert to fraction form
   5,855.75/10,411.75 = 10,411.75/x
3. Step 3: Cross multiply
   5,855.75x = 10,411.75 × 10,411.75
4. Step 4: Simplify right side
   5,855.75x = 108,404,538.06
5. Step 5: Solve for x
   x = 108,404,538.06/5,855.75
6. Step 6: Final answer
   x = 18,512.49