Finding the Fourth Proportional to 89,765.42, 134,571.58 and 30,568.79

Step by Step Solution

1. Step 1: Write the proportion equation
   89,765.42 : 134,571.58 = 30,568.79 : x
2. Step 2: Convert to fraction form
   89,765.42/134,571.58 = 30,568.79/x
3. Step 3: Cross multiply
   89,765.42x = 134,571.58 × 30,568.79
4. Step 4: Simplify right side
   89,765.42x = 4,113,690,629.00
5. Step 5: Solve for x
   x = 4,113,690,629.00/89,765.42
6. Step 6: Final answer
   x = 45,827.12