Finding the Fourth Proportional to 3,725.34, 5,559.71 and 3,574.65

Step by Step Solution

1. Step 1: Write the proportion equation
   3,725.34 : 5,559.71 = 3,574.65 : x
2. Step 2: Convert to fraction form
   3,725.34/5,559.71 = 3,574.65/x
3. Step 3: Cross multiply
   3,725.34x = 5,559.71 × 3,574.65
4. Step 4: Simplify right side
   3,725.34x = 19,873,999.48
5. Step 5: Solve for x
   x = 19,873,999.48/3,725.34
6. Step 6: Final answer
   x = 5,334.81