Finding the Third Proportional to 35,489.25 and 54,942.25

Step by Step Solution

1. Step 1: Write the proportion equation
   35,489.25 : 54,942.25 = 54,942.25 : x
2. Step 2: Convert to fraction form
   35,489.25/54,942.25 = 54,942.25/x
3. Step 3: Cross multiply
   35,489.25x = 54,942.25 × 54,942.25
4. Step 4: Simplify right side
   35,489.25x = 3,018,650,835.06
5. Step 5: Solve for x
   x = 3,018,650,835.06/35,489.25
6. Step 6: Final answer
   x = 85,058.17