Finding the Third Proportional to 19,842 and 28,665

Step by Step Solution

1. Step 1: Write the proportion equation
   19,842 : 28,665 = 28,665 : x
2. Step 2: Convert to fraction form
   19,842/28,665 = 28,665/x
3. Step 3: Cross multiply
   19,842x = 28,665 × 28,665
4. Step 4: Simplify right side
   19,842x = 821,682,225
5. Step 5: Solve for x
   x = 821,682,225/19,842
6. Step 6: Final answer
   x = 41,411.26