Finding the Fourth Proportional to 7,819.53, 10,790.72 and 4,282.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,819.53 : 10,790.72 = 4,282.77 : x
2. Step 2: Convert to fraction form
   7,819.53/10,790.72 = 4,282.77/x
3. Step 3: Cross multiply
   7,819.53x = 10,790.72 × 4,282.77
4. Step 4: Simplify right side
   7,819.53x = 46,214,150.48
5. Step 5: Solve for x
   x = 46,214,150.48/7,819.53
6. Step 6: Final answer
   x = 5,910.09