Finding the Fourth Proportional to 7,057.76, 10,589.61 and 3,551

Step by Step Solution

1. Step 1: Write the proportion equation
   7,057.76 : 10,589.61 = 3,551 : x
2. Step 2: Convert to fraction form
   7,057.76/10,589.61 = 3,551/x
3. Step 3: Cross multiply
   7,057.76x = 10,589.61 × 3,551
4. Step 4: Simplify right side
   7,057.76x = 37,603,705.11
5. Step 5: Solve for x
   x = 37,603,705.11/7,057.76
6. Step 6: Final answer
   x = 5,327.99