Finding the Fourth Proportional to 4,059.10, 6,078.18 and 3,477.86

Step by Step Solution

1. Step 1: Write the proportion equation
   4,059.10 : 6,078.18 = 3,477.86 : x
2. Step 2: Convert to fraction form
   4,059.10/6,078.18 = 3,477.86/x
3. Step 3: Cross multiply
   4,059.10x = 6,078.18 × 3,477.86
4. Step 4: Simplify right side
   4,059.10x = 21,139,059.09
5. Step 5: Solve for x
   x = 21,139,059.09/4,059.10
6. Step 6: Final answer
   x = 5,207.82