Finding the Fourth Proportional to 6,464.55, 8,920.42 and 3,632.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,464.55 : 8,920.42 = 3,632.25 : x
2. Step 2: Convert to fraction form
   6,464.55/8,920.42 = 3,632.25/x
3. Step 3: Cross multiply
   6,464.55x = 8,920.42 × 3,632.25
4. Step 4: Simplify right side
   6,464.55x = 32,401,195.55
5. Step 5: Solve for x
   x = 32,401,195.55/6,464.55
6. Step 6: Final answer
   x = 5,012.13