Finding the Third Proportional to 30,379.75 and 41,720.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,379.75 : 41,720.25 = 41,720.25 : x
2. Step 2: Convert to fraction form
   30,379.75/41,720.25 = 41,720.25/x
3. Step 3: Cross multiply
   30,379.75x = 41,720.25 × 41,720.25
4. Step 4: Simplify right side
   30,379.75x = 1,740,579,260.06
5. Step 5: Solve for x
   x = 1,740,579,260.06/30,379.75
6. Step 6: Final answer
   x = 57,294.06