Finding the Fourth Proportional to 5,861.34, 8,089.61 and 3,504.87

Step by Step Solution

1. Step 1: Write the proportion equation
   5,861.34 : 8,089.61 = 3,504.87 : x
2. Step 2: Convert to fraction form
   5,861.34/8,089.61 = 3,504.87/x
3. Step 3: Cross multiply
   5,861.34x = 8,089.61 × 3,504.87
4. Step 4: Simplify right side
   5,861.34x = 28,353,013.88
5. Step 5: Solve for x
   x = 28,353,013.88/5,861.34
6. Step 6: Final answer
   x = 4,837.29