Finding the Third Proportional to 47,139 and 65,939

Step by Step Solution

1. Step 1: Write the proportion equation
   47,139 : 65,939 = 65,939 : x
2. Step 2: Convert to fraction form
   47,139/65,939 = 65,939/x
3. Step 3: Cross multiply
   47,139x = 65,939 × 65,939
4. Step 4: Simplify right side
   47,139x = 4,347,951,721
5. Step 5: Solve for x
   x = 4,347,951,721/47,139
6. Step 6: Final answer
   x = 92,236.83