Finding the Fourth Proportional to 5,132.86, 7,659.03 and 4,819.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,132.86 : 7,659.03 = 4,819.42 : x
2. Step 2: Convert to fraction form
   5,132.86/7,659.03 = 4,819.42/x
3. Step 3: Cross multiply
   5,132.86x = 7,659.03 × 4,819.42
4. Step 4: Simplify right side
   5,132.86x = 36,912,058.27
5. Step 5: Solve for x
   x = 36,912,058.27/5,132.86
6. Step 6: Final answer
   x = 7,191.32