Finding the Fourth Proportional to 6,075.79, 8,383.42 and 3,386.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,075.79 : 8,383.42 = 3,386.38 : x
2. Step 2: Convert to fraction form
   6,075.79/8,383.42 = 3,386.38/x
3. Step 3: Cross multiply
   6,075.79x = 8,383.42 × 3,386.38
4. Step 4: Simplify right side
   6,075.79x = 28,389,445.82
5. Step 5: Solve for x
   x = 28,389,445.82/6,075.79
6. Step 6: Final answer
   x = 4,672.55