Finding the Fourth Proportional to 5,913.50, 8,161.63 and 3,523.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,913.50 : 8,161.63 = 3,523.59 : x
2. Step 2: Convert to fraction form
   5,913.50/8,161.63 = 3,523.59/x
3. Step 3: Cross multiply
   5,913.50x = 8,161.63 × 3,523.59
4. Step 4: Simplify right side
   5,913.50x = 28,758,229.04
5. Step 5: Solve for x
   x = 28,758,229.04/5,913.50
6. Step 6: Final answer
   x = 4,863.15