Finding the Fourth Proportional to 3,340.83, 5,007.98 and 1,393.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,340.83 : 5,007.98 = 1,393.59 : x
2. Step 2: Convert to fraction form
   3,340.83/5,007.98 = 1,393.59/x
3. Step 3: Cross multiply
   3,340.83x = 5,007.98 × 1,393.59
4. Step 4: Simplify right side
   3,340.83x = 6,979,070.85
5. Step 5: Solve for x
   x = 6,979,070.85/3,340.83
6. Step 6: Final answer
   x = 2,089.02