Finding the Fourth Proportional to 8,434.53, 12,649.52 and 3,169.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,434.53 : 12,649.52 = 3,169.33 : x
2. Step 2: Convert to fraction form
   8,434.53/12,649.52 = 3,169.33/x
3. Step 3: Cross multiply
   8,434.53x = 12,649.52 × 3,169.33
4. Step 4: Simplify right side
   8,434.53x = 40,090,461.69
5. Step 5: Solve for x
   x = 40,090,461.69/8,434.53
6. Step 6: Final answer
   x = 4,753.14