Finding the Fourth Proportional to 5,552.05, 7,648.81 and 3,870.43

Step by Step Solution

1. Step 1: Write the proportion equation
   5,552.05 : 7,648.81 = 3,870.43 : x
2. Step 2: Convert to fraction form
   5,552.05/7,648.81 = 3,870.43/x
3. Step 3: Cross multiply
   5,552.05x = 7,648.81 × 3,870.43
4. Step 4: Simplify right side
   5,552.05x = 29,604,183.69
5. Step 5: Solve for x
   x = 29,604,183.69/5,552.05
6. Step 6: Final answer
   x = 5,332.12