Finding the Fourth Proportional to 6,775.43, 10,155.73 and 3,488.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,775.43 : 10,155.73 = 3,488.72 : x
2. Step 2: Convert to fraction form
   6,775.43/10,155.73 = 3,488.72/x
3. Step 3: Cross multiply
   6,775.43x = 10,155.73 × 3,488.72
4. Step 4: Simplify right side
   6,775.43x = 35,430,464.25
5. Step 5: Solve for x
   x = 35,430,464.25/6,775.43
6. Step 6: Final answer
   x = 5,229.26