Finding the Fourth Proportional to 6,075.45, 8,383.89 and 3,423.39

Step by Step Solution

1. Step 1: Write the proportion equation
   6,075.45 : 8,383.89 = 3,423.39 : x
2. Step 2: Convert to fraction form
   6,075.45/8,383.89 = 3,423.39/x
3. Step 3: Cross multiply
   6,075.45x = 8,383.89 × 3,423.39
4. Step 4: Simplify right side
   6,075.45x = 28,701,333.31
5. Step 5: Solve for x
   x = 28,701,333.31/6,075.45
6. Step 6: Final answer
   x = 4,724.15