Finding the Third Proportional to 35,517.38 and 55,143.56

Step by Step Solution

1. Step 1: Write the proportion equation
   35,517.38 : 55,143.56 = 55,143.56 : x
2. Step 2: Convert to fraction form
   35,517.38/55,143.56 = 55,143.56/x
3. Step 3: Cross multiply
   35,517.38x = 55,143.56 × 55,143.56
4. Step 4: Simplify right side
   35,517.38x = 3,040,812,485.19
5. Step 5: Solve for x
   x = 3,040,812,485.19/35,517.38
6. Step 6: Final answer
   x = 85,614.79