Finding the Third Proportional to 49,578.75 and 76,960.13

Step by Step Solution

1. Step 1: Write the proportion equation
   49,578.75 : 76,960.13 = 76,960.13 : x
2. Step 2: Convert to fraction form
   49,578.75/76,960.13 = 76,960.13/x
3. Step 3: Cross multiply
   49,578.75x = 76,960.13 × 76,960.13
4. Step 4: Simplify right side
   49,578.75x = 5,922,860,840.02
5. Step 5: Solve for x
   x = 5,922,860,840.02/49,578.75
6. Step 6: Final answer
   x = 119,463.70