Finding the Fourth Proportional to 6,042.43, 8,338.42 and 3,390.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,042.43 : 8,338.42 = 3,390.69 : x
2. Step 2: Convert to fraction form
   6,042.43/8,338.42 = 3,390.69/x
3. Step 3: Cross multiply
   6,042.43x = 8,338.42 × 3,390.69
4. Step 4: Simplify right side
   6,042.43x = 28,272,997.31
5. Step 5: Solve for x
   x = 28,272,997.31/6,042.43
6. Step 6: Final answer
   x = 4,679.08