Finding the Third Proportional to 19,872 and 43,162

Step by Step Solution

1. Step 1: Write the proportion equation
   19,872 : 43,162 = 43,162 : x
2. Step 2: Convert to fraction form
   19,872/43,162 = 43,162/x
3. Step 3: Cross multiply
   19,872x = 43,162 × 43,162
4. Step 4: Simplify right side
   19,872x = 1,862,958,244
5. Step 5: Solve for x
   x = 1,862,958,244/19,872
6. Step 6: Final answer
   x = 93,747.90