Finding the Fourth Proportional to 6,242.42, 8,615.04 and 3,725.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,242.42 : 8,615.04 = 3,725.30 : x
2. Step 2: Convert to fraction form
   6,242.42/8,615.04 = 3,725.30/x
3. Step 3: Cross multiply
   6,242.42x = 8,615.04 × 3,725.30
4. Step 4: Simplify right side
   6,242.42x = 32,093,608.51
5. Step 5: Solve for x
   x = 32,093,608.51/6,242.42
6. Step 6: Final answer
   x = 5,141.21