Finding the Third Proportional to 31,979.25 and 50,055.75

Step by Step Solution

1. Step 1: Write the proportion equation
   31,979.25 : 50,055.75 = 50,055.75 : x
2. Step 2: Convert to fraction form
   31,979.25/50,055.75 = 50,055.75/x
3. Step 3: Cross multiply
   31,979.25x = 50,055.75 × 50,055.75
4. Step 4: Simplify right side
   31,979.25x = 2,505,578,108.06
5. Step 5: Solve for x
   x = 2,505,578,108.06/31,979.25
6. Step 6: Final answer
   x = 78,350.12