Finding the Third Proportional to 16,542 and 34,485

Step by Step Solution

1. Step 1: Write the proportion equation
   16,542 : 34,485 = 34,485 : x
2. Step 2: Convert to fraction form
   16,542/34,485 = 34,485/x
3. Step 3: Cross multiply
   16,542x = 34,485 × 34,485
4. Step 4: Simplify right side
   16,542x = 1,189,215,225
5. Step 5: Solve for x
   x = 1,189,215,225/16,542
6. Step 6: Final answer
   x = 71,890.66