Finding the Third Proportional to 51,342 and 76,260

Step by Step Solution

1. Step 1: Write the proportion equation
   51,342 : 76,260 = 76,260 : x
2. Step 2: Convert to fraction form
   51,342/76,260 = 76,260/x
3. Step 3: Cross multiply
   51,342x = 76,260 × 76,260
4. Step 4: Simplify right side
   51,342x = 5,815,587,600
5. Step 5: Solve for x
   x = 5,815,587,600/51,342
6. Step 6: Final answer
   x = 113,271.54