Finding the Fourth Proportional to 2,904.27, 4,007.30 and 1,785.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,904.27 : 4,007.30 = 1,785.39 : x
2. Step 2: Convert to fraction form
   2,904.27/4,007.30 = 1,785.39/x
3. Step 3: Cross multiply
   2,904.27x = 4,007.30 × 1,785.39
4. Step 4: Simplify right side
   2,904.27x = 7,154,573.31
5. Step 5: Solve for x
   x = 7,154,573.31/2,904.27
6. Step 6: Final answer
   x = 2,463.47