Finding the Fourth Proportional to 2,789.37, 4,184.10 and 1,404.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789.37 : 4,184.10 = 1,404.45 : x
2. Step 2: Convert to fraction form
   2,789.37/4,184.10 = 1,404.45/x
3. Step 3: Cross multiply
   2,789.37x = 4,184.10 × 1,404.45
4. Step 4: Simplify right side
   2,789.37x = 5,876,359.25
5. Step 5: Solve for x
   x = 5,876,359.25/2,789.37
6. Step 6: Final answer
   x = 2,106.70