Finding the Fourth Proportional to 5,730.31, 8,575.82 and 3,977.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,730.31 : 8,575.82 = 3,977.30 : x
2. Step 2: Convert to fraction form
   5,730.31/8,575.82 = 3,977.30/x
3. Step 3: Cross multiply
   5,730.31x = 8,575.82 × 3,977.30
4. Step 4: Simplify right side
   5,730.31x = 34,108,608.89
5. Step 5: Solve for x
   x = 34,108,608.89/5,730.31
6. Step 6: Final answer
   x = 5,952.31