Finding the Third Proportional to 30,273.75 and 65,738.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,273.75 : 65,738.25 = 65,738.25 : x
2. Step 2: Convert to fraction form
   30,273.75/65,738.25 = 65,738.25/x
3. Step 3: Cross multiply
   30,273.75x = 65,738.25 × 65,738.25
4. Step 4: Simplify right side
   30,273.75x = 4,321,517,513.06
5. Step 5: Solve for x
   x = 4,321,517,513.06/30,273.75
6. Step 6: Final answer
   x = 142,748.01