Finding the Fourth Proportional to 6,535.28, 9,018.56 and 3,551.06

Step by Step Solution

1. Step 1: Write the proportion equation
   6,535.28 : 9,018.56 = 3,551.06 : x
2. Step 2: Convert to fraction form
   6,535.28/9,018.56 = 3,551.06/x
3. Step 3: Cross multiply
   6,535.28x = 9,018.56 × 3,551.06
4. Step 4: Simplify right side
   6,535.28x = 32,025,479.10
5. Step 5: Solve for x
   x = 32,025,479.10/6,535.28
6. Step 6: Final answer
   x = 4,900.40