Finding the Third Proportional to 21,912.50 and 32,831

Step by Step Solution

1. Step 1: Write the proportion equation
   21,912.50 : 32,831 = 32,831 : x
2. Step 2: Convert to fraction form
   21,912.50/32,831 = 32,831/x
3. Step 3: Cross multiply
   21,912.50x = 32,831 × 32,831
4. Step 4: Simplify right side
   21,912.50x = 1,077,874,561
5. Step 5: Solve for x
   x = 1,077,874,561/21,912.50
6. Step 6: Final answer
   x = 49,189.94