Finding the Fourth Proportional to 59,083.80, 88,049.78 and 57,377.94

Step by Step Solution

1. Step 1: Write the proportion equation
   59,083.80 : 88,049.78 = 57,377.94 : x
2. Step 2: Convert to fraction form
   59,083.80/88,049.78 = 57,377.94/x
3. Step 3: Cross multiply
   59,083.80x = 88,049.78 × 57,377.94
4. Step 4: Simplify right side
   59,083.80x = 5,052,114,993.85
5. Step 5: Solve for x
   x = 5,052,114,993.85/59,083.80
6. Step 6: Final answer
   x = 85,507.62