Finding the Third Proportional to 35,398 and 54,954

Step by Step Solution

1. Step 1: Write the proportion equation
   35,398 : 54,954 = 54,954 : x
2. Step 2: Convert to fraction form
   35,398/54,954 = 54,954/x
3. Step 3: Cross multiply
   35,398x = 54,954 × 54,954
4. Step 4: Simplify right side
   35,398x = 3,019,942,116
5. Step 5: Solve for x
   x = 3,019,942,116/35,398
6. Step 6: Final answer
   x = 85,313.92