Finding the Third Proportional to 35,287 and 54,874

Step by Step Solution

1. Step 1: Write the proportion equation
   35,287 : 54,874 = 54,874 : x
2. Step 2: Convert to fraction form
   35,287/54,874 = 54,874/x
3. Step 3: Cross multiply
   35,287x = 54,874 × 54,874
4. Step 4: Simplify right side
   35,287x = 3,011,155,876
5. Step 5: Solve for x
   x = 3,011,155,876/35,287
6. Step 6: Final answer
   x = 85,333.29