Finding the Fourth Proportional to 8,950.68, 13,422.90 and 3,684.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,950.68 : 13,422.90 = 3,684.18 : x
2. Step 2: Convert to fraction form
   8,950.68/13,422.90 = 3,684.18/x
3. Step 3: Cross multiply
   8,950.68x = 13,422.90 × 3,684.18
4. Step 4: Simplify right side
   8,950.68x = 49,452,379.72
5. Step 5: Solve for x
   x = 49,452,379.72/8,950.68
6. Step 6: Final answer
   x = 5,524.99