Finding the Third Proportional to 52,955 and 82,558

Step by Step Solution

1. Step 1: Write the proportion equation
   52,955 : 82,558 = 82,558 : x
2. Step 2: Convert to fraction form
   52,955/82,558 = 82,558/x
3. Step 3: Cross multiply
   52,955x = 82,558 × 82,558
4. Step 4: Simplify right side
   52,955x = 6,815,823,364
5. Step 5: Solve for x
   x = 6,815,823,364/52,955
6. Step 6: Final answer
   x = 128,709.72