Finding the Fourth Proportional to 5,791.89, 8,698.37 and 5,556.99

Step by Step Solution

1. Step 1: Write the proportion equation
   5,791.89 : 8,698.37 = 5,556.99 : x
2. Step 2: Convert to fraction form
   5,791.89/8,698.37 = 5,556.99/x
3. Step 3: Cross multiply
   5,791.89x = 8,698.37 × 5,556.99
4. Step 4: Simplify right side
   5,791.89x = 48,336,776.85
5. Step 5: Solve for x
   x = 48,336,776.85/5,791.89
6. Step 6: Final answer
   x = 8,345.59