Finding the Third Proportional to 20,275 and 32,390

Step by Step Solution

1. Step 1: Write the proportion equation
   20,275 : 32,390 = 32,390 : x
2. Step 2: Convert to fraction form
   20,275/32,390 = 32,390/x
3. Step 3: Cross multiply
   20,275x = 32,390 × 32,390
4. Step 4: Simplify right side
   20,275x = 1,049,112,100
5. Step 5: Solve for x
   x = 1,049,112,100/20,275
6. Step 6: Final answer
   x = 51,744.12