Finding the Third Proportional to 20,508 and 32,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,508 : 32,128.50 = 32,128.50 : x
2. Step 2: Convert to fraction form
   20,508/32,128.50 = 32,128.50/x
3. Step 3: Cross multiply
   20,508x = 32,128.50 × 32,128.50
4. Step 4: Simplify right side
   20,508x = 1,032,240,512.25
5. Step 5: Solve for x
   x = 1,032,240,512.25/20,508
6. Step 6: Final answer
   x = 50,333.55