Finding the Fourth Proportional to 6,080.36, 8,390.59 and 3,427.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,080.36 : 8,390.59 = 3,427.76 : x
2. Step 2: Convert to fraction form
   6,080.36/8,390.59 = 3,427.76/x
3. Step 3: Cross multiply
   6,080.36x = 8,390.59 × 3,427.76
4. Step 4: Simplify right side
   6,080.36x = 28,760,886.83
5. Step 5: Solve for x
   x = 28,760,886.83/6,080.36
6. Step 6: Final answer
   x = 4,730.13