Finding the Third Proportional to 12,118 and 25,989

Step by Step Solution

1. Step 1: Write the proportion equation
   12,118 : 25,989 = 25,989 : x
2. Step 2: Convert to fraction form
   12,118/25,989 = 25,989/x
3. Step 3: Cross multiply
   12,118x = 25,989 × 25,989
4. Step 4: Simplify right side
   12,118x = 675,428,121
5. Step 5: Solve for x
   x = 675,428,121/12,118
6. Step 6: Final answer
   x = 55,737.59