Finding the Fourth Proportional to 6,091.93, 8,405.80 and 3,439.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,091.93 : 8,405.80 = 3,439.27 : x
2. Step 2: Convert to fraction form
   6,091.93/8,405.80 = 3,439.27/x
3. Step 3: Cross multiply
   6,091.93x = 8,405.80 × 3,439.27
4. Step 4: Simplify right side
   6,091.93x = 28,909,815.77
5. Step 5: Solve for x
   x = 28,909,815.77/6,091.93
6. Step 6: Final answer
   x = 4,745.59