Finding the Fourth Proportional to 5,200.52, 7,176.53 and 2,842.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200.52 : 7,176.53 = 2,842.61 : x
2. Step 2: Convert to fraction form
   5,200.52/7,176.53 = 2,842.61/x
3. Step 3: Cross multiply
   5,200.52x = 7,176.53 × 2,842.61
4. Step 4: Simplify right side
   5,200.52x = 20,400,047.17
5. Step 5: Solve for x
   x = 20,400,047.17/5,200.52
6. Step 6: Final answer
   x = 3,922.70