Finding the Fourth Proportional to 4,171.86, 5,756.83 and 2,403.61

Step by Step Solution

1. Step 1: Write the proportion equation
   4,171.86 : 5,756.83 = 2,403.61 : x
2. Step 2: Convert to fraction form
   4,171.86/5,756.83 = 2,403.61/x
3. Step 3: Cross multiply
   4,171.86x = 5,756.83 × 2,403.61
4. Step 4: Simplify right side
   4,171.86x = 13,837,153.76
5. Step 5: Solve for x
   x = 13,837,153.76/4,171.86
6. Step 6: Final answer
   x = 3,316.78