Finding the Third Proportional to 39,834 and 53,892

Step by Step Solution

1. Step 1: Write the proportion equation
   39,834 : 53,892 = 53,892 : x
2. Step 2: Convert to fraction form
   39,834/53,892 = 53,892/x
3. Step 3: Cross multiply
   39,834x = 53,892 × 53,892
4. Step 4: Simplify right side
   39,834x = 2,904,347,664
5. Step 5: Solve for x
   x = 2,904,347,664/39,834
6. Step 6: Final answer
   x = 72,911.27