Finding the Fourth Proportional to 59,767.20, 89,629.38 and 19,778.82

Step by Step Solution

1. Step 1: Write the proportion equation
   59,767.20 : 89,629.38 = 19,778.82 : x
2. Step 2: Convert to fraction form
   59,767.20/89,629.38 = 19,778.82/x
3. Step 3: Cross multiply
   59,767.20x = 89,629.38 × 19,778.82
4. Step 4: Simplify right side
   59,767.20x = 1,772,763,373.73
5. Step 5: Solve for x
   x = 1,772,763,373.73/59,767.20
6. Step 6: Final answer
   x = 29,661.14