Finding the Fourth Proportional to 4,904.72, 7,357.56 and 1,785.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,904.72 : 7,357.56 = 1,785.56 : x
2. Step 2: Convert to fraction form
   4,904.72/7,357.56 = 1,785.56/x
3. Step 3: Cross multiply
   4,904.72x = 7,357.56 × 1,785.56
4. Step 4: Simplify right side
   4,904.72x = 13,137,364.83
5. Step 5: Solve for x
   x = 13,137,364.83/4,904.72
6. Step 6: Final answer
   x = 2,678.51