Finding the Third Proportional to 20,719.97 and 32,128.31

Step by Step Solution

1. Step 1: Write the proportion equation
   20,719.97 : 32,128.31 = 32,128.31 : x
2. Step 2: Convert to fraction form
   20,719.97/32,128.31 = 32,128.31/x
3. Step 3: Cross multiply
   20,719.97x = 32,128.31 × 32,128.31
4. Step 4: Simplify right side
   20,719.97x = 1,032,228,464.10
5. Step 5: Solve for x
   x = 1,032,228,464.10/20,719.97
6. Step 6: Final answer
   x = 49,818.05