Finding the Third Proportional to 10,980 and 11,898

Step by Step Solution

1. Step 1: Write the proportion equation
   10,980 : 11,898 = 11,898 : x
2. Step 2: Convert to fraction form
   10,980/11,898 = 11,898/x
3. Step 3: Cross multiply
   10,980x = 11,898 × 11,898
4. Step 4: Simplify right side
   10,980x = 141,562,404
5. Step 5: Solve for x
   x = 141,562,404/10,980
6. Step 6: Final answer
   x = 12,892.75