Finding the Fourth Proportional to 7,381.05, 10,185.81 and 4,238.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,381.05 : 10,185.81 = 4,238.25 : x
2. Step 2: Convert to fraction form
   7,381.05/10,185.81 = 4,238.25/x
3. Step 3: Cross multiply
   7,381.05x = 10,185.81 × 4,238.25
4. Step 4: Simplify right side
   7,381.05x = 43,170,009.23
5. Step 5: Solve for x
   x = 43,170,009.23/7,381.05
6. Step 6: Final answer
   x = 5,848.76