Finding the Third Proportional to 51,242 and 76,116

Step by Step Solution

1. Step 1: Write the proportion equation
   51,242 : 76,116 = 76,116 : x
2. Step 2: Convert to fraction form
   51,242/76,116 = 76,116/x
3. Step 3: Cross multiply
   51,242x = 76,116 × 76,116
4. Step 4: Simplify right side
   51,242x = 5,793,645,456
5. Step 5: Solve for x
   x = 5,793,645,456/51,242
6. Step 6: Final answer
   x = 113,064.39