Finding the Fourth Proportional to 59,626.16, 89,383.60 and 20,155.68

Step by Step Solution

1. Step 1: Write the proportion equation
   59,626.16 : 89,383.60 = 20,155.68 : x
2. Step 2: Convert to fraction form
   59,626.16/89,383.60 = 20,155.68/x
3. Step 3: Cross multiply
   59,626.16x = 89,383.60 × 20,155.68
4. Step 4: Simplify right side
   59,626.16x = 1,801,587,238.85
5. Step 5: Solve for x
   x = 1,801,587,238.85/59,626.16
6. Step 6: Final answer
   x = 30,214.71