Finding the Third Proportional to 15,760 and 32,240

Step by Step Solution

1. Step 1: Write the proportion equation
   15,760 : 32,240 = 32,240 : x
2. Step 2: Convert to fraction form
   15,760/32,240 = 32,240/x
3. Step 3: Cross multiply
   15,760x = 32,240 × 32,240
4. Step 4: Simplify right side
   15,760x = 1,039,417,600
5. Step 5: Solve for x
   x = 1,039,417,600/15,760
6. Step 6: Final answer
   x = 65,952.89