Finding the Fourth Proportional to 7,828.72, 10,803.52 and 4,291.92

Step by Step Solution

1. Step 1: Write the proportion equation
   7,828.72 : 10,803.52 = 4,291.92 : x
2. Step 2: Convert to fraction form
   7,828.72/10,803.52 = 4,291.92/x
3. Step 3: Cross multiply
   7,828.72x = 10,803.52 × 4,291.92
4. Step 4: Simplify right side
   7,828.72x = 46,367,843.56
5. Step 5: Solve for x
   x = 46,367,843.56/7,828.72
6. Step 6: Final answer
   x = 5,922.79