Finding the Fourth Proportional to 6,535.32, 9,018.83 and 3,551.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,535.32 : 9,018.83 = 3,551.21 : x
2. Step 2: Convert to fraction form
   6,535.32/9,018.83 = 3,551.21/x
3. Step 3: Cross multiply
   6,535.32x = 9,018.83 × 3,551.21
4. Step 4: Simplify right side
   6,535.32x = 32,027,696.43
5. Step 5: Solve for x
   x = 32,027,696.43/6,535.32
6. Step 6: Final answer
   x = 4,900.71