Finding the Fourth Proportional to 6,145.55, 8,481.09 and 3,493.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,145.55 : 8,481.09 = 3,493.42 : x
2. Step 2: Convert to fraction form
   6,145.55/8,481.09 = 3,493.42/x
3. Step 3: Cross multiply
   6,145.55x = 8,481.09 × 3,493.42
4. Step 4: Simplify right side
   6,145.55x = 29,628,009.43
5. Step 5: Solve for x
   x = 29,628,009.43/6,145.55
6. Step 6: Final answer
   x = 4,821.05