Finding the Fourth Proportional to 2,704.30, 4,054.02 and 1,404.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,704.30 : 4,054.02 = 1,404.28 : x
2. Step 2: Convert to fraction form
   2,704.30/4,054.02 = 1,404.28/x
3. Step 3: Cross multiply
   2,704.30x = 4,054.02 × 1,404.28
4. Step 4: Simplify right side
   2,704.30x = 5,692,979.21
5. Step 5: Solve for x
   x = 5,692,979.21/2,704.30
6. Step 6: Final answer
   x = 2,105.16