Finding the Fourth Proportional to 59,977.05, 82,168.17 and 57,734.16

Step by Step Solution

1. Step 1: Write the proportion equation
   59,977.05 : 82,168.17 = 57,734.16 : x
2. Step 2: Convert to fraction form
   59,977.05/82,168.17 = 57,734.16/x
3. Step 3: Cross multiply
   59,977.05x = 82,168.17 × 57,734.16
4. Step 4: Simplify right side
   59,977.05x = 4,743,910,273.69
5. Step 5: Solve for x
   x = 4,743,910,273.69/59,977.05
6. Step 6: Final answer
   x = 79,095.43