Finding the Third Proportional to 20,131.03 and 31,977.28

Step by Step Solution

1. Step 1: Write the proportion equation
   20,131.03 : 31,977.28 = 31,977.28 : x
2. Step 2: Convert to fraction form
   20,131.03/31,977.28 = 31,977.28/x
3. Step 3: Cross multiply
   20,131.03x = 31,977.28 × 31,977.28
4. Step 4: Simplify right side
   20,131.03x = 1,022,546,516.14
5. Step 5: Solve for x
   x = 1,022,546,516.14/20,131.03
6. Step 6: Final answer
   x = 50,794.54