Finding the Third Proportional to 113,708 and 174,039

Step by Step Solution

1. Step 1: Write the proportion equation
   113,708 : 174,039 = 174,039 : x
2. Step 2: Convert to fraction form
   113,708/174,039 = 174,039/x
3. Step 3: Cross multiply
   113,708x = 174,039 × 174,039
4. Step 4: Simplify right side
   113,708x = 30,289,573,521
5. Step 5: Solve for x
   x = 30,289,573,521/113,708
6. Step 6: Final answer
   x = 266,380.32