Finding the Third Proportional to 21,672.75 and 32,421.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,672.75 : 32,421.38 = 32,421.38 : x
2. Step 2: Convert to fraction form
   21,672.75/32,421.38 = 32,421.38/x
3. Step 3: Cross multiply
   21,672.75x = 32,421.38 × 32,421.38
4. Step 4: Simplify right side
   21,672.75x = 1,051,145,556.89
5. Step 5: Solve for x
   x = 1,051,145,556.89/21,672.75
6. Step 6: Final answer
   x = 48,500.79