Finding the Fourth Proportional to 7,358.25, 10,154.61 and 4,171.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,358.25 : 10,154.61 = 4,171.47 : x
2. Step 2: Convert to fraction form
   7,358.25/10,154.61 = 4,171.47/x
3. Step 3: Cross multiply
   7,358.25x = 10,154.61 × 4,171.47
4. Step 4: Simplify right side
   7,358.25x = 42,359,650.98
5. Step 5: Solve for x
   x = 42,359,650.98/7,358.25
6. Step 6: Final answer
   x = 5,756.76