Finding the Third Proportional to 72,805.75 and 159,081.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,805.75 : 159,081.25 = 159,081.25 : x
2. Step 2: Convert to fraction form
   72,805.75/159,081.25 = 159,081.25/x
3. Step 3: Cross multiply
   72,805.75x = 159,081.25 × 159,081.25
4. Step 4: Simplify right side
   72,805.75x = 25,306,844,101.56
5. Step 5: Solve for x
   x = 25,306,844,101.56/72,805.75
6. Step 6: Final answer
   x = 347,594.03