Finding the Fourth Proportional to 50,066.79, 69,091.83 and 28,845.60

Step by Step Solution

1. Step 1: Write the proportion equation
   50,066.79 : 69,091.83 = 28,845.60 : x
2. Step 2: Convert to fraction form
   50,066.79/69,091.83 = 28,845.60/x
3. Step 3: Cross multiply
   50,066.79x = 69,091.83 × 28,845.60
4. Step 4: Simplify right side
   50,066.79x = 1,992,995,291.45
5. Step 5: Solve for x
   x = 1,992,995,291.45/50,066.79
6. Step 6: Final answer
   x = 39,806.73