Finding the Third Proportional to 12,017.11 and 25,811.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,017.11 : 25,811.16 = 25,811.16 : x
2. Step 2: Convert to fraction form
   12,017.11/25,811.16 = 25,811.16/x
3. Step 3: Cross multiply
   12,017.11x = 25,811.16 × 25,811.16
4. Step 4: Simplify right side
   12,017.11x = 666,215,786.96
5. Step 5: Solve for x
   x = 666,215,786.96/12,017.11
6. Step 6: Final answer
   x = 55,438.94