Finding the Fourth Proportional to 4,760.21, 7,134.71 and 3,586.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,760.21 : 7,134.71 = 3,586.42 : x
2. Step 2: Convert to fraction form
   4,760.21/7,134.71 = 3,586.42/x
3. Step 3: Cross multiply
   4,760.21x = 7,134.71 × 3,586.42
4. Step 4: Simplify right side
   4,760.21x = 25,588,066.64
5. Step 5: Solve for x
   x = 25,588,066.64/4,760.21
6. Step 6: Final answer
   x = 5,375.41