Finding the Fourth Proportional to 7,674.89, 10,590.55 and 4,317.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,674.89 : 10,590.55 = 4,317.42 : x
2. Step 2: Convert to fraction form
   7,674.89/10,590.55 = 4,317.42/x
3. Step 3: Cross multiply
   7,674.89x = 10,590.55 × 4,317.42
4. Step 4: Simplify right side
   7,674.89x = 45,723,849.68
5. Step 5: Solve for x
   x = 45,723,849.68/7,674.89
6. Step 6: Final answer
   x = 5,957.59