Finding the Fourth Proportional to 6,247.55, 8,619.95 and 3,728.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,247.55 : 8,619.95 = 3,728.52 : x
2. Step 2: Convert to fraction form
   6,247.55/8,619.95 = 3,728.52/x
3. Step 3: Cross multiply
   6,247.55x = 8,619.95 × 3,728.52
4. Step 4: Simplify right side
   6,247.55x = 32,139,665.30
5. Step 5: Solve for x
   x = 32,139,665.30/6,247.55
6. Step 6: Final answer
   x = 5,144.36