Finding the Third Proportional to 35,115.75 and 65,250

Step by Step Solution

1. Step 1: Write the proportion equation
   35,115.75 : 65,250 = 65,250 : x
2. Step 2: Convert to fraction form
   35,115.75/65,250 = 65,250/x
3. Step 3: Cross multiply
   35,115.75x = 65,250 × 65,250
4. Step 4: Simplify right side
   35,115.75x = 4,257,562,500
5. Step 5: Solve for x
   x = 4,257,562,500/35,115.75
6. Step 6: Final answer
   x = 121,243.67