Finding the Fourth Proportional to 5,779.79, 7,979.55 and 3,793.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,779.79 : 7,979.55 = 3,793.83 : x
2. Step 2: Convert to fraction form
   5,779.79/7,979.55 = 3,793.83/x
3. Step 3: Cross multiply
   5,779.79x = 7,979.55 × 3,793.83
4. Step 4: Simplify right side
   5,779.79x = 30,273,012.03
5. Step 5: Solve for x
   x = 30,273,012.03/5,779.79
6. Step 6: Final answer
   x = 5,237.74