Finding the Fourth Proportional to 5,183.24, 7,152.89 and 2,945.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,183.24 : 7,152.89 = 2,945.86 : x
2. Step 2: Convert to fraction form
   5,183.24/7,152.89 = 2,945.86/x
3. Step 3: Cross multiply
   5,183.24x = 7,152.89 × 2,945.86
4. Step 4: Simplify right side
   5,183.24x = 21,071,430.42
5. Step 5: Solve for x
   x = 21,071,430.42/5,183.24
6. Step 6: Final answer
   x = 4,065.30