Finding the Fourth Proportional to 5,872.72, 8,105.18 and 3,635.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,872.72 : 8,105.18 = 3,635.31 : x
2. Step 2: Convert to fraction form
   5,872.72/8,105.18 = 3,635.31/x
3. Step 3: Cross multiply
   5,872.72x = 8,105.18 × 3,635.31
4. Step 4: Simplify right side
   5,872.72x = 29,464,841.91
5. Step 5: Solve for x
   x = 29,464,841.91/5,872.72
6. Step 6: Final answer
   x = 5,017.24