Finding the Third Proportional to 79,041.75 and 140,540.25

Step by Step Solution

1. Step 1: Write the proportion equation
   79,041.75 : 140,540.25 = 140,540.25 : x
2. Step 2: Convert to fraction form
   79,041.75/140,540.25 = 140,540.25/x
3. Step 3: Cross multiply
   79,041.75x = 140,540.25 × 140,540.25
4. Step 4: Simplify right side
   79,041.75x = 19,751,561,870.06
5. Step 5: Solve for x
   x = 19,751,561,870.06/79,041.75
6. Step 6: Final answer
   x = 249,887.71