Finding the Third Proportional to 113,706 and 245,508

Step by Step Solution

1. Step 1: Write the proportion equation
   113,706 : 245,508 = 245,508 : x
2. Step 2: Convert to fraction form
   113,706/245,508 = 245,508/x
3. Step 3: Cross multiply
   113,706x = 245,508 × 245,508
4. Step 4: Simplify right side
   113,706x = 60,274,178,064
5. Step 5: Solve for x
   x = 60,274,178,064/113,706
6. Step 6: Final answer
   x = 530,087.93