Finding the Third Proportional to 20,414.25 and 30,928.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,414.25 : 30,928.75 = 30,928.75 : x
2. Step 2: Convert to fraction form
   20,414.25/30,928.75 = 30,928.75/x
3. Step 3: Cross multiply
   20,414.25x = 30,928.75 × 30,928.75
4. Step 4: Simplify right side
   20,414.25x = 956,587,576.56
5. Step 5: Solve for x
   x = 956,587,576.56/20,414.25
6. Step 6: Final answer
   x = 46,858.82