Finding the Fourth Proportional to 8,106.17, 12,153.77 and 3,425.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,106.17 : 12,153.77 = 3,425.07 : x
2. Step 2: Convert to fraction form
   8,106.17/12,153.77 = 3,425.07/x
3. Step 3: Cross multiply
   8,106.17x = 12,153.77 × 3,425.07
4. Step 4: Simplify right side
   8,106.17x = 41,627,495.89
5. Step 5: Solve for x
   x = 41,627,495.89/8,106.17
6. Step 6: Final answer
   x = 5,135.29