Finding the Fourth Proportional to 6,613.71, 9,922.89 and 4,401.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,613.71 : 9,922.89 = 4,401.42 : x
2. Step 2: Convert to fraction form
   6,613.71/9,922.89 = 4,401.42/x
3. Step 3: Cross multiply
   6,613.71x = 9,922.89 × 4,401.42
4. Step 4: Simplify right side
   6,613.71x = 43,674,806.50
5. Step 5: Solve for x
   x = 43,674,806.50/6,613.71
6. Step 6: Final answer
   x = 6,603.68