Finding the Fourth Proportional to 8,941.08, 12,339.54 and 5,404.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,941.08 : 12,339.54 = 5,404.22 : x
2. Step 2: Convert to fraction form
   8,941.08/12,339.54 = 5,404.22/x
3. Step 3: Cross multiply
   8,941.08x = 12,339.54 × 5,404.22
4. Step 4: Simplify right side
   8,941.08x = 66,685,573.43
5. Step 5: Solve for x
   x = 66,685,573.43/8,941.08
6. Step 6: Final answer
   x = 7,458.33