Finding the Third Proportional to 35,500 and 54,960

Step by Step Solution

1. Step 1: Write the proportion equation
   35,500 : 54,960 = 54,960 : x
2. Step 2: Convert to fraction form
   35,500/54,960 = 54,960/x
3. Step 3: Cross multiply
   35,500x = 54,960 × 54,960
4. Step 4: Simplify right side
   35,500x = 3,020,601,600
5. Step 5: Solve for x
   x = 3,020,601,600/35,500
6. Step 6: Final answer
   x = 85,087.37