Finding the Fourth Proportional to 5,872.88, 8,105.27 and 3,355.36

Step by Step Solution

1. Step 1: Write the proportion equation
   5,872.88 : 8,105.27 = 3,355.36 : x
2. Step 2: Convert to fraction form
   5,872.88/8,105.27 = 3,355.36/x
3. Step 3: Cross multiply
   5,872.88x = 8,105.27 × 3,355.36
4. Step 4: Simplify right side
   5,872.88x = 27,196,061.71
5. Step 5: Solve for x
   x = 27,196,061.71/5,872.88
6. Step 6: Final answer
   x = 4,630.79