Finding the Fourth Proportional to 5,200.53, 7,176.74 and 2,842.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200.53 : 7,176.74 = 2,842.71 : x
2. Step 2: Convert to fraction form
   5,200.53/7,176.74 = 2,842.71/x
3. Step 3: Cross multiply
   5,200.53x = 7,176.74 × 2,842.71
4. Step 4: Simplify right side
   5,200.53x = 20,401,390.57
5. Step 5: Solve for x
   x = 20,401,390.57/5,200.53
6. Step 6: Final answer
   x = 3,922.94