Finding the Third Proportional to 12,955 and 20,481.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,955 : 20,481.50 = 20,481.50 : x
2. Step 2: Convert to fraction form
   12,955/20,481.50 = 20,481.50/x
3. Step 3: Cross multiply
   12,955x = 20,481.50 × 20,481.50
4. Step 4: Simplify right side
   12,955x = 419,491,842.25
5. Step 5: Solve for x
   x = 419,491,842.25/12,955
6. Step 6: Final answer
   x = 32,380.69