Finding the Third Proportional to 20,037.75 and 31,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,037.75 : 31,150.25 = 31,150.25 : x
2. Step 2: Convert to fraction form
   20,037.75/31,150.25 = 31,150.25/x
3. Step 3: Cross multiply
   20,037.75x = 31,150.25 × 31,150.25
4. Step 4: Simplify right side
   20,037.75x = 970,338,075.06
5. Step 5: Solve for x
   x = 970,338,075.06/20,037.75
6. Step 6: Final answer
   x = 48,425.50