Finding the Fourth Proportional to 3,485.05, 4,796.85 and 3,152.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485.05 : 4,796.85 = 3,152.77 : x
2. Step 2: Convert to fraction form
   3,485.05/4,796.85 = 3,152.77/x
3. Step 3: Cross multiply
   3,485.05x = 4,796.85 × 3,152.77
4. Step 4: Simplify right side
   3,485.05x = 15,123,364.77
5. Step 5: Solve for x
   x = 15,123,364.77/3,485.05
6. Step 6: Final answer
   x = 4,339.50