Finding the Fourth Proportional to 6,325.60, 8,729.76 and 3,530.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,325.60 : 8,729.76 = 3,530.56 : x
2. Step 2: Convert to fraction form
   6,325.60/8,729.76 = 3,530.56/x
3. Step 3: Cross multiply
   6,325.60x = 8,729.76 × 3,530.56
4. Step 4: Simplify right side
   6,325.60x = 30,820,941.47
5. Step 5: Solve for x
   x = 30,820,941.47/6,325.60
6. Step 6: Final answer
   x = 4,872.41