Finding the Fourth Proportional to 3,586.55, 5,373.52 and 2,491.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,586.55 : 5,373.52 = 2,491.61 : x
2. Step 2: Convert to fraction form
   3,586.55/5,373.52 = 2,491.61/x
3. Step 3: Cross multiply
   3,586.55x = 5,373.52 × 2,491.61
4. Step 4: Simplify right side
   3,586.55x = 13,388,683.07
5. Step 5: Solve for x
   x = 13,388,683.07/3,586.55
6. Step 6: Final answer
   x = 3,733.03