Finding the Fourth Proportional to 8,399.16, 11,590.83 and 5,211.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,399.16 : 11,590.83 = 5,211.27 : x
2. Step 2: Convert to fraction form
   8,399.16/11,590.83 = 5,211.27/x
3. Step 3: Cross multiply
   8,399.16x = 11,590.83 × 5,211.27
4. Step 4: Simplify right side
   8,399.16x = 60,402,944.65
5. Step 5: Solve for x
   x = 60,402,944.65/8,399.16
6. Step 6: Final answer
   x = 7,191.55