Finding the Third Proportional to 113,734 and 248,172

Step by Step Solution

1. Step 1: Write the proportion equation
   113,734 : 248,172 = 248,172 : x
2. Step 2: Convert to fraction form
   113,734/248,172 = 248,172/x
3. Step 3: Cross multiply
   113,734x = 248,172 × 248,172
4. Step 4: Simplify right side
   113,734x = 61,589,341,584
5. Step 5: Solve for x
   x = 61,589,341,584/113,734
6. Step 6: Final answer
   x = 541,520.93