Finding the Fourth Proportional to 2,904.59, 4,356.72 and 1,794.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,904.59 : 4,356.72 = 1,794.21 : x
2. Step 2: Convert to fraction form
   2,904.59/4,356.72 = 1,794.21/x
3. Step 3: Cross multiply
   2,904.59x = 4,356.72 × 1,794.21
4. Step 4: Simplify right side
   2,904.59x = 7,816,870.59
5. Step 5: Solve for x
   x = 7,816,870.59/2,904.59
6. Step 6: Final answer
   x = 2,691.21