Finding the Third Proportional to 99,172 and 151,082

Step by Step Solution

1. Step 1: Write the proportion equation
   99,172 : 151,082 = 151,082 : x
2. Step 2: Convert to fraction form
   99,172/151,082 = 151,082/x
3. Step 3: Cross multiply
   99,172x = 151,082 × 151,082
4. Step 4: Simplify right side
   99,172x = 22,825,770,724
5. Step 5: Solve for x
   x = 22,825,770,724/99,172
6. Step 6: Final answer
   x = 230,163.46