Finding the Fourth Proportional to 3,725.33, 5,131.89 and 3,495.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,725.33 : 5,131.89 = 3,495.69 : x
2. Step 2: Convert to fraction form
   3,725.33/5,131.89 = 3,495.69/x
3. Step 3: Cross multiply
   3,725.33x = 5,131.89 × 3,495.69
4. Step 4: Simplify right side
   3,725.33x = 17,939,496.55
5. Step 5: Solve for x
   x = 17,939,496.55/3,725.33
6. Step 6: Final answer
   x = 4,815.55