Finding the Fourth Proportional to 5,573.56, 7,691.31 and 3,055.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,573.56 : 7,691.31 = 3,055.61 : x
2. Step 2: Convert to fraction form
   5,573.56/7,691.31 = 3,055.61/x
3. Step 3: Cross multiply
   5,573.56x = 7,691.31 × 3,055.61
4. Step 4: Simplify right side
   5,573.56x = 23,501,651.52
5. Step 5: Solve for x
   x = 23,501,651.52/5,573.56
6. Step 6: Final answer
   x = 4,216.63