Finding the Fourth Proportional to 6,071.82, 8,378.82 and 3,419.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,071.82 : 8,378.82 = 3,419.61 : x
2. Step 2: Convert to fraction form
   6,071.82/8,378.82 = 3,419.61/x
3. Step 3: Cross multiply
   6,071.82x = 8,378.82 × 3,419.61
4. Step 4: Simplify right side
   6,071.82x = 28,652,296.66
5. Step 5: Solve for x
   x = 28,652,296.66/6,071.82
6. Step 6: Final answer
   x = 4,718.90