Finding the Fourth Proportional to 6,627.24, 9,145.83 and 3,643.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,627.24 : 9,145.83 = 3,643.30 : x
2. Step 2: Convert to fraction form
   6,627.24/9,145.83 = 3,643.30/x
3. Step 3: Cross multiply
   6,627.24x = 9,145.83 × 3,643.30
4. Step 4: Simplify right side
   6,627.24x = 33,321,002.44
5. Step 5: Solve for x
   x = 33,321,002.44/6,627.24
6. Step 6: Final answer
   x = 5,027.89