Finding the Fourth Proportional to 5,105.46, 7,041.69 and 4,398.51

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105.46 : 7,041.69 = 4,398.51 : x
2. Step 2: Convert to fraction form
   5,105.46/7,041.69 = 4,398.51/x
3. Step 3: Cross multiply
   5,105.46x = 7,041.69 × 4,398.51
4. Step 4: Simplify right side
   5,105.46x = 30,972,943.88
5. Step 5: Solve for x
   x = 30,972,943.88/5,105.46
6. Step 6: Final answer
   x = 6,066.63