Finding the Fourth Proportional to 10,827.41, 16,240.94 and 3,431.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,827.41 : 16,240.94 = 3,431.86 : x
2. Step 2: Convert to fraction form
   10,827.41/16,240.94 = 3,431.86/x
3. Step 3: Cross multiply
   10,827.41x = 16,240.94 × 3,431.86
4. Step 4: Simplify right side
   10,827.41x = 55,736,632.35
5. Step 5: Solve for x
   x = 55,736,632.35/10,827.41
6. Step 6: Final answer
   x = 5,147.73