Finding the Fourth Proportional to 6,075.83, 8,387.33 and 4,479.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,075.83 : 8,387.33 = 4,479.72 : x
2. Step 2: Convert to fraction form
   6,075.83/8,387.33 = 4,479.72/x
3. Step 3: Cross multiply
   6,075.83x = 8,387.33 × 4,479.72
4. Step 4: Simplify right side
   6,075.83x = 37,572,867.55
5. Step 5: Solve for x
   x = 37,572,867.55/6,075.83
6. Step 6: Final answer
   x = 6,183.99