Finding the Third Proportional to 79,036.25 and 140,529.25

Step by Step Solution

1. Step 1: Write the proportion equation
   79,036.25 : 140,529.25 = 140,529.25 : x
2. Step 2: Convert to fraction form
   79,036.25/140,529.25 = 140,529.25/x
3. Step 3: Cross multiply
   79,036.25x = 140,529.25 × 140,529.25
4. Step 4: Simplify right side
   79,036.25x = 19,748,470,105.56
5. Step 5: Solve for x
   x = 19,748,470,105.56/79,036.25
6. Step 6: Final answer
   x = 249,865.98