Finding the Fourth Proportional to 7,819.22, 10,790.41 and 4,282.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,819.22 : 10,790.41 = 4,282.42 : x
2. Step 2: Convert to fraction form
   7,819.22/10,790.41 = 4,282.42/x
3. Step 3: Cross multiply
   7,819.22x = 10,790.41 × 4,282.42
4. Step 4: Simplify right side
   7,819.22x = 46,209,067.59
5. Step 5: Solve for x
   x = 46,209,067.59/7,819.22
6. Step 6: Final answer
   x = 5,909.68