Finding the Third Proportional to 21,485 and 32,865

Step by Step Solution

1. Step 1: Write the proportion equation
   21,485 : 32,865 = 32,865 : x
2. Step 2: Convert to fraction form
   21,485/32,865 = 32,865/x
3. Step 3: Cross multiply
   21,485x = 32,865 × 32,865
4. Step 4: Simplify right side
   21,485x = 1,080,108,225
5. Step 5: Solve for x
   x = 1,080,108,225/21,485
6. Step 6: Final answer
   x = 50,272.67