Finding the Fourth Proportional to 89,078.79, 122,928.78 and 48,793.23

Step by Step Solution

1. Step 1: Write the proportion equation
   89,078.79 : 122,928.78 = 48,793.23 : x
2. Step 2: Convert to fraction form
   89,078.79/122,928.78 = 48,793.23/x
3. Step 3: Cross multiply
   89,078.79x = 122,928.78 × 48,793.23
4. Step 4: Simplify right side
   89,078.79x = 5,998,092,236.16
5. Step 5: Solve for x
   x = 5,998,092,236.16/89,078.79
6. Step 6: Final answer
   x = 67,334.68