Finding the Fourth Proportional to 79,786.56, 110,078.54 and 49,561.14

Step by Step Solution

1. Step 1: Write the proportion equation
   79,786.56 : 110,078.54 = 49,561.14 : x
2. Step 2: Convert to fraction form
   79,786.56/110,078.54 = 49,561.14/x
3. Step 3: Cross multiply
   79,786.56x = 110,078.54 × 49,561.14
4. Step 4: Simplify right side
   79,786.56x = 5,455,617,931.94
5. Step 5: Solve for x
   x = 5,455,617,931.94/79,786.56
6. Step 6: Final answer
   x = 68,377.66