Finding the Third Proportional to 55,705.50 and 82,874

Step by Step Solution

1. Step 1: Write the proportion equation
   55,705.50 : 82,874 = 82,874 : x
2. Step 2: Convert to fraction form
   55,705.50/82,874 = 82,874/x
3. Step 3: Cross multiply
   55,705.50x = 82,874 × 82,874
4. Step 4: Simplify right side
   55,705.50x = 6,868,099,876
5. Step 5: Solve for x
   x = 6,868,099,876/55,705.50
6. Step 6: Final answer
   x = 123,293.03