Finding the Third Proportional to 12,016.21 and 25,881.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,016.21 : 25,881.35 = 25,881.35 : x
2. Step 2: Convert to fraction form
   12,016.21/25,881.35 = 25,881.35/x
3. Step 3: Cross multiply
   12,016.21x = 25,881.35 × 25,881.35
4. Step 4: Simplify right side
   12,016.21x = 669,844,055.40
5. Step 5: Solve for x
   x = 669,844,055.40/12,016.21
6. Step 6: Final answer
   x = 55,745.02