Finding the Fourth Proportional to 6,071.15, 8,377.56 and 3,418.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,071.15 : 8,377.56 = 3,418.50 : x
2. Step 2: Convert to fraction form
   6,071.15/8,377.56 = 3,418.50/x
3. Step 3: Cross multiply
   6,071.15x = 8,377.56 × 3,418.50
4. Step 4: Simplify right side
   6,071.15x = 28,638,688.86
5. Step 5: Solve for x
   x = 28,638,688.86/6,071.15
6. Step 6: Final answer
   x = 4,717.18