Finding the Third Proportional to 10,342 and 11,818

Step by Step Solution

1. Step 1: Write the proportion equation
   10,342 : 11,818 = 11,818 : x
2. Step 2: Convert to fraction form
   10,342/11,818 = 11,818/x
3. Step 3: Cross multiply
   10,342x = 11,818 × 11,818
4. Step 4: Simplify right side
   10,342x = 139,665,124
5. Step 5: Solve for x
   x = 139,665,124/10,342
6. Step 6: Final answer
   x = 13,504.65