Finding the Fourth Proportional to 59,778.72, 89,651.07 and 20,334.96

Step by Step Solution

1. Step 1: Write the proportion equation
   59,778.72 : 89,651.07 = 20,334.96 : x
2. Step 2: Convert to fraction form
   59,778.72/89,651.07 = 20,334.96/x
3. Step 3: Cross multiply
   59,778.72x = 89,651.07 × 20,334.96
4. Step 4: Simplify right side
   59,778.72x = 1,823,050,922.41
5. Step 5: Solve for x
   x = 1,823,050,922.41/59,778.72
6. Step 6: Final answer
   x = 30,496.65