Finding the Third Proportional to 20,437.50 and 30,725.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,437.50 : 30,725.25 = 30,725.25 : x
2. Step 2: Convert to fraction form
   20,437.50/30,725.25 = 30,725.25/x
3. Step 3: Cross multiply
   20,437.50x = 30,725.25 × 30,725.25
4. Step 4: Simplify right side
   20,437.50x = 944,040,987.56
5. Step 5: Solve for x
   x = 944,040,987.56/20,437.50
6. Step 6: Final answer
   x = 46,191.61