Finding the Fourth Proportional to 78,628.45, 108,544.04 and 50,350.27

Step by Step Solution

1. Step 1: Write the proportion equation
   78,628.45 : 108,544.04 = 50,350.27 : x
2. Step 2: Convert to fraction form
   78,628.45/108,544.04 = 50,350.27/x
3. Step 3: Cross multiply
   78,628.45x = 108,544.04 × 50,350.27
4. Step 4: Simplify right side
   78,628.45x = 5,465,221,720.89
5. Step 5: Solve for x
   x = 5,465,221,720.89/78,628.45
6. Step 6: Final answer
   x = 69,506.92