Finding the Fourth Proportional to 8,941.28, 12,337.17 and 5,404.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,941.28 : 12,337.17 = 5,404.69 : x
2. Step 2: Convert to fraction form
   8,941.28/12,337.17 = 5,404.69/x
3. Step 3: Cross multiply
   8,941.28x = 12,337.17 × 5,404.69
4. Step 4: Simplify right side
   8,941.28x = 66,678,579.33
5. Step 5: Solve for x
   x = 66,678,579.33/8,941.28
6. Step 6: Final answer
   x = 7,457.39