Finding the Third Proportional to 20,919 and 32,615.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,919 : 32,615.50 = 32,615.50 : x
2. Step 2: Convert to fraction form
   20,919/32,615.50 = 32,615.50/x
3. Step 3: Cross multiply
   20,919x = 32,615.50 × 32,615.50
4. Step 4: Simplify right side
   20,919x = 1,063,770,840.25
5. Step 5: Solve for x
   x = 1,063,770,840.25/20,919
6. Step 6: Final answer
   x = 50,851.90