Finding the Third Proportional to 99,020 and 154,605

Step by Step Solution

1. Step 1: Write the proportion equation
   99,020 : 154,605 = 154,605 : x
2. Step 2: Convert to fraction form
   99,020/154,605 = 154,605/x
3. Step 3: Cross multiply
   99,020x = 154,605 × 154,605
4. Step 4: Simplify right side
   99,020x = 23,902,706,025
5. Step 5: Solve for x
   x = 23,902,706,025/99,020
6. Step 6: Final answer
   x = 241,392.71