Finding the Fourth Proportional to 8,083.59, 12,132.69 and 3,407.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,083.59 : 12,132.69 = 3,407.07 : x
2. Step 2: Convert to fraction form
   8,083.59/12,132.69 = 3,407.07/x
3. Step 3: Cross multiply
   8,083.59x = 12,132.69 × 3,407.07
4. Step 4: Simplify right side
   8,083.59x = 41,336,924.12
5. Step 5: Solve for x
   x = 41,336,924.12/8,083.59
6. Step 6: Final answer
   x = 5,113.68