Finding the Fourth Proportional to 6,423.52, 9,636.72 and 3,651.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,423.52 : 9,636.72 = 3,651.52 : x
2. Step 2: Convert to fraction form
   6,423.52/9,636.72 = 3,651.52/x
3. Step 3: Cross multiply
   6,423.52x = 9,636.72 × 3,651.52
4. Step 4: Simplify right side
   6,423.52x = 35,188,675.81
5. Step 5: Solve for x
   x = 35,188,675.81/6,423.52
6. Step 6: Final answer
   x = 5,478.10