Finding the Fourth Proportional to 7,540.25, 10,405.55 and 4,395.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,540.25 : 10,405.55 = 4,395.83 : x
2. Step 2: Convert to fraction form
   7,540.25/10,405.55 = 4,395.83/x
3. Step 3: Cross multiply
   7,540.25x = 10,405.55 × 4,395.83
4. Step 4: Simplify right side
   7,540.25x = 45,741,028.86
5. Step 5: Solve for x
   x = 45,741,028.86/7,540.25
6. Step 6: Final answer
   x = 6,066.25