Finding the Third Proportional to 36,205.69 and 75,721.78

Step by Step Solution

1. Step 1: Write the proportion equation
   36,205.69 : 75,721.78 = 75,721.78 : x
2. Step 2: Convert to fraction form
   36,205.69/75,721.78 = 75,721.78/x
3. Step 3: Cross multiply
   36,205.69x = 75,721.78 × 75,721.78
4. Step 4: Simplify right side
   36,205.69x = 5,733,788,155.67
5. Step 5: Solve for x
   x = 5,733,788,155.67/36,205.69
6. Step 6: Final answer
   x = 158,367.06