Finding the Third Proportional to 72,081.75 and 154,818.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,081.75 : 154,818.75 = 154,818.75 : x
2. Step 2: Convert to fraction form
   72,081.75/154,818.75 = 154,818.75/x
3. Step 3: Cross multiply
   72,081.75x = 154,818.75 × 154,818.75
4. Step 4: Simplify right side
   72,081.75x = 23,968,845,351.56
5. Step 5: Solve for x
   x = 23,968,845,351.56/72,081.75
6. Step 6: Final answer
   x = 332,523.08