Finding the Third Proportional to 65,556 and 100,245

Step by Step Solution

1. Step 1: Write the proportion equation
   65,556 : 100,245 = 100,245 : x
2. Step 2: Convert to fraction form
   65,556/100,245 = 100,245/x
3. Step 3: Cross multiply
   65,556x = 100,245 × 100,245
4. Step 4: Simplify right side
   65,556x = 10,049,060,025
5. Step 5: Solve for x
   x = 10,049,060,025/65,556
6. Step 6: Final answer
   x = 153,289.71