Finding the Fourth Proportional to 5,878.05, 8,111.71 and 3,225.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,878.05 : 8,111.71 = 3,225.47 : x
2. Step 2: Convert to fraction form
   5,878.05/8,111.71 = 3,225.47/x
3. Step 3: Cross multiply
   5,878.05x = 8,111.71 × 3,225.47
4. Step 4: Simplify right side
   5,878.05x = 26,164,040.73
5. Step 5: Solve for x
   x = 26,164,040.73/5,878.05
6. Step 6: Final answer
   x = 4,451.15