Finding the Fourth Proportional to 8,082.93, 12,128.22 and 3,404.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,082.93 : 12,128.22 = 3,404.01 : x
2. Step 2: Convert to fraction form
   8,082.93/12,128.22 = 3,404.01/x
3. Step 3: Cross multiply
   8,082.93x = 12,128.22 × 3,404.01
4. Step 4: Simplify right side
   8,082.93x = 41,284,582.16
5. Step 5: Solve for x
   x = 41,284,582.16/8,082.93
6. Step 6: Final answer
   x = 5,107.63