Finding the Third Proportional to 11,818 and 18,996

Step by Step Solution

1. Step 1: Write the proportion equation
   11,818 : 18,996 = 18,996 : x
2. Step 2: Convert to fraction form
   11,818/18,996 = 18,996/x
3. Step 3: Cross multiply
   11,818x = 18,996 × 18,996
4. Step 4: Simplify right side
   11,818x = 360,848,016
5. Step 5: Solve for x
   x = 360,848,016/11,818
6. Step 6: Final answer
   x = 30,533.76