Finding the Fourth Proportional to 6,080.37, 8,390.79 and 3,427.74

Step by Step Solution

1. Step 1: Write the proportion equation
   6,080.37 : 8,390.79 = 3,427.74 : x
2. Step 2: Convert to fraction form
   6,080.37/8,390.79 = 3,427.74/x
3. Step 3: Cross multiply
   6,080.37x = 8,390.79 × 3,427.74
4. Step 4: Simplify right side
   6,080.37x = 28,761,446.51
5. Step 5: Solve for x
   x = 28,761,446.51/6,080.37
6. Step 6: Final answer
   x = 4,730.21