Finding the Fourth Proportional to 6,491.05, 8,958.52 and 3,658.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,491.05 : 8,958.52 = 3,658.98 : x
2. Step 2: Convert to fraction form
   6,491.05/8,958.52 = 3,658.98/x
3. Step 3: Cross multiply
   6,491.05x = 8,958.52 × 3,658.98
4. Step 4: Simplify right side
   6,491.05x = 32,779,000.72
5. Step 5: Solve for x
   x = 32,779,000.72/6,491.05
6. Step 6: Final answer
   x = 5,049.88