Finding the Fourth Proportional to 6,528.61, 9,009.50 and 3,544.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,528.61 : 9,009.50 = 3,544.46 : x
2. Step 2: Convert to fraction form
   6,528.61/9,009.50 = 3,544.46/x
3. Step 3: Cross multiply
   6,528.61x = 9,009.50 × 3,544.46
4. Step 4: Simplify right side
   6,528.61x = 31,933,749.60
5. Step 5: Solve for x
   x = 31,933,749.60/6,528.61
6. Step 6: Final answer
   x = 4,891.36