Finding the Fourth Proportional to 5,185.32, 7,155.54 and 2,827.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,185.32 : 7,155.54 = 2,827.41 : x
2. Step 2: Convert to fraction form
   5,185.32/7,155.54 = 2,827.41/x
3. Step 3: Cross multiply
   5,185.32x = 7,155.54 × 2,827.41
4. Step 4: Simplify right side
   5,185.32x = 20,231,645.35
5. Step 5: Solve for x
   x = 20,231,645.35/5,185.32
6. Step 6: Final answer
   x = 3,901.72