Finding the Fourth Proportional to 6,071.61, 8,379.60 and 3,419.53

Step by Step Solution

1. Step 1: Write the proportion equation
   6,071.61 : 8,379.60 = 3,419.53 : x
2. Step 2: Convert to fraction form
   6,071.61/8,379.60 = 3,419.53/x
3. Step 3: Cross multiply
   6,071.61x = 8,379.60 × 3,419.53
4. Step 4: Simplify right side
   6,071.61x = 28,654,293.59
5. Step 5: Solve for x
   x = 28,654,293.59/6,071.61
6. Step 6: Final answer
   x = 4,719.39