Finding the Third Proportional to 65,020 and 100,230

Step by Step Solution

1. Step 1: Write the proportion equation
   65,020 : 100,230 = 100,230 : x
2. Step 2: Convert to fraction form
   65,020/100,230 = 100,230/x
3. Step 3: Cross multiply
   65,020x = 100,230 × 100,230
4. Step 4: Simplify right side
   65,020x = 10,046,052,900
5. Step 5: Solve for x
   x = 10,046,052,900/65,020
6. Step 6: Final answer
   x = 154,507.12