Finding the Third Proportional to 117,386 and 244,500

Step by Step Solution

1. Step 1: Write the proportion equation
   117,386 : 244,500 = 244,500 : x
2. Step 2: Convert to fraction form
   117,386/244,500 = 244,500/x
3. Step 3: Cross multiply
   117,386x = 244,500 × 244,500
4. Step 4: Simplify right side
   117,386x = 59,780,250,000
5. Step 5: Solve for x
   x = 59,780,250,000/117,386
6. Step 6: Final answer
   x = 509,262.18