Finding the Fourth Proportional to 6,179.58, 8,528.94 and 3,942.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,179.58 : 8,528.94 = 3,942.15 : x
2. Step 2: Convert to fraction form
   6,179.58/8,528.94 = 3,942.15/x
3. Step 3: Cross multiply
   6,179.58x = 8,528.94 × 3,942.15
4. Step 4: Simplify right side
   6,179.58x = 33,622,360.82
5. Step 5: Solve for x
   x = 33,622,360.82/6,179.58
6. Step 6: Final answer
   x = 5,440.88