Finding the Fourth Proportional to 2,793.82, 4,184.64 and 1,328.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,793.82 : 4,184.64 = 1,328.52 : x
2. Step 2: Convert to fraction form
   2,793.82/4,184.64 = 1,328.52/x
3. Step 3: Cross multiply
   2,793.82x = 4,184.64 × 1,328.52
4. Step 4: Simplify right side
   2,793.82x = 5,559,377.93
5. Step 5: Solve for x
   x = 5,559,377.93/2,793.82
6. Step 6: Final answer
   x = 1,989.88