Finding the Fourth Proportional to 17,728.83, 26,586.63 and 5,880.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,728.83 : 26,586.63 = 5,880.42 : x
2. Step 2: Convert to fraction form
   17,728.83/26,586.63 = 5,880.42/x
3. Step 3: Cross multiply
   17,728.83x = 26,586.63 × 5,880.42
4. Step 4: Simplify right side
   17,728.83x = 156,340,550.78
5. Step 5: Solve for x
   x = 156,340,550.78/17,728.83
6. Step 6: Final answer
   x = 8,818.44